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2851595
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Information
Patent Grant
2851595
References
Source
Patent Number
2,851,595
Date Filed
Not available
Date Issued
Tuesday, September 9, 1958
65 years ago
CPC
H01J21/08 - with movable electrode or electrodes
G01H11/06 - by electric means
H04R23/00 - Transducers other than those covered by groups H04R9/00 - H04R21/00
US Classifications
307 - Electrical transmission or interconnection systems
313 - Electric lamp and discharge devices
315 - Electric lamp and discharge devices: systems
327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
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