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Canadian Patents, 1869-1919

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IMPROVEMENTS ON SCREW WRENCHES. page 1
CASS, J.F.: L'ORIGNAL, Ontario, Canada Filing year:1869-01-01
Year granted:1869-08-24
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IMPROVEMENTS ON SCREW WRENCHES, p. 1
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Date Created: 2006-05-05
Date Modified: 2006-05-11

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