Search for: "The Incandescent Lamp Patent" Results 41 - 44 of 44
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4 May 2007, 4:42 pm
Was a carbon filament "obvious to try" to generate incandescent light? [read post]
24 Mar 2007, 4:14 am
Boston Incandescent Lamp Co., 62 F. 397 (C.C.D. [read post]
8 Mar 2007, 12:14 pm
Familiar products once protected by U.S. utility patents include Alexander Graham Bell's "improvement in telegraphy" (the telephone), the Wright brothers' "flying machine" and Thomas Edison's "incandescent lamp" (the light bulb). [read post]
3 Mar 2007, 11:33 am
Farben) were located in Germany, with strong patent protection.In the 1890s, Gerard Philips, unhampered by intellectual property laws, started manufacturing the incandescent lamps developed by Thomas Edison in the United States.Monbiot gives the periods of "no patents" as 1850-1907 in Switzerland; 1869-1912 in the Netherlands.Given that this is Einstein's "centennial" year of the three big papers, we know that there was a Swiss… [read post]