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DRIVE-CHAIN.
US 663,352 A
Filed
: 02/26/1898
Issued
: 12/04/1900
Est. Priority Date
: 02/26/1898
Status: Expired due to Term
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2 Citations
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Time in Patent Office
1,011 Days
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US Class Current
474/229
CPC Class Codes
F16G 13/06
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