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3567908
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Information
Patent Grant
3567908
References
Source
Patent Number
3,567,908
Date Filed
Not available
Date Issued
Tuesday, March 2, 1971
53 years ago
CPC
G04G9/06 - using light valves
H03K23/001 - using elements not covered by groups H03K23/002 and H03K23/74 - H03K23/84
US Classifications
219 - Electric heating
968 - Horology
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