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3446974
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Information
Patent Grant
3446974
References
Source
Patent Number
3,446,974
Date Filed
Not available
Date Issued
Tuesday, May 27, 1969
55 years ago
CPC
H03H9/6403 - Programmable filters
H03H9/02968 - with optical devices
US Classifications
250 - Radiant energy
257 - Active solid-state devices
310 - Electrical generator or motor structure
315 - Electric lamp and discharge devices: systems
333 - Wave transmission lines and networks
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