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2443058
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Information
Patent Grant
2443058
References
Source
Patent Number
2,443,058
Date Filed
Not available
Date Issued
Tuesday, June 8, 1948
76 years ago
CPC
G01J1/4219 - specially adapted for enlargers
Y10T24/1353 - Pivoted jaw pencil holder
US Classifications
356 - Optics: measuring and testing
024 - Buckles, buttons, clasps, etc.
235 - Registers
250 - Radiant energy
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