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3643278
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Information
Patent Grant
3643278
References
Source
Patent Number
3,643,278
Date Filed
Not available
Date Issued
Tuesday, February 22, 1972
52 years ago
CPC
B24B7/265 - of vertical surfaces
H05K3/26 - Cleaning or polishing of the conductive pattern
H05K2203/0257 - Brushing
H05K2203/1509 - Horizontally held PCB
US Classifications
015 - Brushing, scrubbing, and general cleaning
451 - Abrading
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