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16749
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Information
Patent Grant
16749
References
Source
Patent Number
16,749
Date Filed
Not available
Date Issued
Tuesday, March 3, 1857
168 years ago
CPC
E05B35/007 - the key being a card
Y10S70/55 - Unitary multiple springs
Y10S159/14 - Soap
Y10T70/7531 - Transverse
US Classifications
070 - Locks
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