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- Francis_Blake_(telephone) abstract "Francis Blake, Jr. (1850 – 1913) was born in Needham, Massachusetts, the son of Caroline Burling (Trumbull) and Francis Blake, Sr. and died in Weston, Massachusetts.In 1877 Francis Blake invented a carbon microphone for use in the telephone, shortly after Thomas Edison invented a microphone that also used carbon contacts. Blake used a carbon button design that initially would not stay in adjustment, but with later improvements proved to be workable. Alexander Bell hired Blake and put him to work with Emile Berliner who also invented a carbon microphone. The improved Berliner-Blake microphone was standard with the Bell company for many years.Blake worked on the United States Coast Survey from his teenage years through early adulthood (1866-1878). He was a physicist and an amateur photographer.In 1874 Blake married Elizabeth Livermore Hubbard (1849-1941) whose father provided land in Weston on which Blake designed and built an elaborate house in which Blake conducted his electrical experiments. They had two children: Agnes (Blake) Fitzgerald (b. 1876) and Benjamin Sewall Blake (b. 1877).Blake was elected a member of the American Antiquarian Society in 1900.".
- Francis_Blake_(telephone) birthDate "1850".
- Francis_Blake_(telephone) birthYear "1850".
- Francis_Blake_(telephone) deathDate "1913".
- Francis_Blake_(telephone) deathYear "1913".
- Francis_Blake_(telephone) wikiPageExternalLink poleline.html.
- Francis_Blake_(telephone) wikiPageExternalLink Blake%20Page%201.htm.
- Francis_Blake_(telephone) wikiPageExternalLink blake_home_page.htm.
- Francis_Blake_(telephone) wikiPageID "20928710".
- Francis_Blake_(telephone) wikiPageLength "2537".
- Francis_Blake_(telephone) wikiPageOutDegree "8".
- Francis_Blake_(telephone) wikiPageRevisionID "659647363".
- Francis_Blake_(telephone) wikiPageWikiLink Carbon_microphone.
- Francis_Blake_(telephone) wikiPageWikiLink Category:1850_births.
- Francis_Blake_(telephone) wikiPageWikiLink Category:1913_deaths.
- Francis_Blake_(telephone) wikiPageWikiLink Category:American_engineers.
- Francis_Blake_(telephone) wikiPageWikiLink Category:American_inventors.
- Francis_Blake_(telephone) wikiPageWikiLink Category:Members_of_the_American_Antiquarian_Society.
- Francis_Blake_(telephone) wikiPageWikiLink Emile_Berliner.
- Francis_Blake_(telephone) wikiPageWikiLink Thomas_Edison.
- Francis_Blake_(telephone) wikiPageWikiLinkText "Blake microphones".
- Francis_Blake_(telephone) wikiPageWikiLinkText "Francis Blake (telephone)".
- Francis_Blake_(telephone) wikiPageWikiLinkText "Francis Blake Jr".
- Francis_Blake_(telephone) wikiPageWikiLinkText "Francis Blake".
- Francis_Blake_(telephone) wikiPageWikiLinkText "Francis Blake, Jr.".
- Francis_Blake_(telephone) dateOfBirth "1850".
- Francis_Blake_(telephone) dateOfDeath "1913".
- Francis_Blake_(telephone) hasPhotoCollection Francis_Blake_(telephone).
- Francis_Blake_(telephone) name "Blake, Francis".
- Francis_Blake_(telephone) shortDescription "American engineer".
- Francis_Blake_(telephone) wikiPageUsesTemplate Template:Authority_control.
- Francis_Blake_(telephone) wikiPageUsesTemplate Template:Persondata.
- Francis_Blake_(telephone) description "American engineer".
- Francis_Blake_(telephone) description "American engineer".
- Francis_Blake_(telephone) subject Category:1850_births.
- Francis_Blake_(telephone) subject Category:1913_deaths.
- Francis_Blake_(telephone) subject Category:American_engineers.
- Francis_Blake_(telephone) subject Category:American_inventors.
- Francis_Blake_(telephone) subject Category:Members_of_the_American_Antiquarian_Society.
- Francis_Blake_(telephone) type Agent.
- Francis_Blake_(telephone) type Person.
- Francis_Blake_(telephone) type Person.
- Francis_Blake_(telephone) type Agent.
- Francis_Blake_(telephone) type NaturalPerson.
- Francis_Blake_(telephone) type Thing.
- Francis_Blake_(telephone) type Q215627.
- Francis_Blake_(telephone) type Q5.
- Francis_Blake_(telephone) type Person.
- Francis_Blake_(telephone) comment "Francis Blake, Jr. (1850 – 1913) was born in Needham, Massachusetts, the son of Caroline Burling (Trumbull) and Francis Blake, Sr. and died in Weston, Massachusetts.In 1877 Francis Blake invented a carbon microphone for use in the telephone, shortly after Thomas Edison invented a microphone that also used carbon contacts. Blake used a carbon button design that initially would not stay in adjustment, but with later improvements proved to be workable.".
- Francis_Blake_(telephone) label "Francis Blake (telephone)".
- Francis_Blake_(telephone) sameAs Francis_Blake_(Erfinder).
- Francis_Blake_(telephone) sameAs m.05b5wf1.
- Francis_Blake_(telephone) sameAs Francis_Blake.
- Francis_Blake_(telephone) sameAs Q1441407.
- Francis_Blake_(telephone) sameAs Q1441407.
- Francis_Blake_(telephone) wasDerivedFrom Francis_Blake_(telephone)?oldid=659647363.
- Francis_Blake_(telephone) givenName "Francis".
- Francis_Blake_(telephone) isPrimaryTopicOf Francis_Blake_(telephone).
- Francis_Blake_(telephone) name "Blake, Francis".
- Francis_Blake_(telephone) name "Francis Blake".
- Francis_Blake_(telephone) surname "Blake".