Inventions, Patents, and Their ManagementVan Nostrand, 1959 - 602 lappuses |
No grāmatas satura
1.3. rezultāts no 60.
69. lappuse
... electricity . When an additional electrode was put into the bulb , the electricity jumped from the hot filament to the electrode - when , and only when , the electrode had a positive charge . Among his many electric - light patents ...
... electricity . When an additional electrode was put into the bulb , the electricity jumped from the hot filament to the electrode - when , and only when , the electrode had a positive charge . Among his many electric - light patents ...
105. lappuse
... electric lamp for giving light by incandescence , consisting of a filament of carbon of high resistance , made as described , and secured to metallic wires , as set forth . 2. The combination of carbon filaments with a receiver made ...
... electric lamp for giving light by incandescence , consisting of a filament of carbon of high resistance , made as described , and secured to metallic wires , as set forth . 2. The combination of carbon filaments with a receiver made ...
168. lappuse
... electric locomotive having a larger output than could be obtained heretofore in a locomotive of the same rigid wheel base . Another object of the present invention is to provide an electric locomotive having a larger output than could ...
... electric locomotive having a larger output than could be obtained heretofore in a locomotive of the same rigid wheel base . Another object of the present invention is to provide an electric locomotive having a larger output than could ...
Saturs
The Protection of Ideas | 1 |
Procedure and Records | 14 |
The Patent Office | 30 |
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Inventions, Patents, and Their Management Alf Keyser Berle,Lyon Sprague De Camp Fragmentu skats - 1959 |
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