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Books Books 1 - 7 of 7 on I have discovered that even a cotton thread properly carbonized and placed in a sealed....  
" I have discovered that even a cotton thread properly carbonized and placed in a sealed glass bulb exhausted to one millionth of an atmosphere, offers from one hundred to five hundred ohms... "
Thomas Alva Edison: sixty years of an inventor's life - Page 111
by Francis Arthur Jones - 1908 - 362 pages
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The Federal Reporter: Cases Argued and Determined in the ..., Volumes 47-48

Law reports, digests, etc - 1892
...specification then states in substance that the patentee proposes a new departure, and that he has discovered that even a cotton thread properly carbonized and placed in a sealed glass bulb exhausted to one-millionth of an atmosphere offers from 100 to 500 ohms resistance to the passage of the current,...
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Decisions of the Commissioner of Patents and of the United States Courts in ...

United States. Patent Office - Copyright - 1890
...or the attrition prodnced by the rapid passage of the air over the slightly coherent highly-heated surface of the carbon. I have reversed this practice. I have discovered that evou a cotton thread properly carbonized and placed in a sealed glass bulb exhausted to onemillionth...
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Decisions of the Commissioner of Patents and of the United States Courts in ...

United States. Patent Office - Patent laws and legislation - 1893
..."air- washing," or the attrition produced by the rapid passage of the air over the slightly-coherent highly heated surface of the carbon. I have reversed...carbonized and placed in a sealed glass bulb exhausted to one-millionth of an atmosphere offers from one hundred to five hundred ohms resistance to the passage...
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The grant and validity of British patents for inventions

James R. Roberts - Patent laws and legislation - 1903 - 647 pages
...of gas over the heated carbon. The specification continued : " I have reversed this practice. 1 have discovered that even a cotton thread properly...carbonized and placed in a sealed glass bulb exhausted to onemillionth of an atmosphere offers from one hundred to five hundred ohms' resistance to the passage...
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"Edisonia," a brief history of the early Edison electric lighting system

Association of Edison Illuminating Companies. Committee on St. Louis Exposition - Electric lighting - 1904 - 211 pages
...carbon." He refers in the following words to his discovery of the stability of carbon in a high vacuum : "I have discovered that even a cotton thread properly...carbonized and placed in a sealed glass bulb, exhausted to a millionth of an atmosphere, affords from 100 to 500 ohms resistance to the passage of the current,...
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"Edisonia," a brief history of the early Edison electric lighting system

Association of Edison Illuminating Companies. Committee on St. Louis Exposition - Electric lighting - 1904 - 211 pages
...carbon." He refers in the following words to his discovery of the stability of carbon in a high vacuum: "I have discovered that even a cotton thread properly carbonized and placed in a sealed glass buIb, exhausted to a millionth of an atmosphere, affords from 100 to 500 ohms resistance to the passage...
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The Electrician and Electrical Engineer, Volume 4

Electric engineering - 1885
...air over the slightly coherent; highly-Mated surface of the carbon, I have reversed this practice. 1 have discovered that even a cotton thread properly...carbonized and placed in a sealed glass bulb exhausted to one-millionth of an atmosphere offers from 100 to 500 ohms resistance to the passage of the current,...
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