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2140884
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Information
Patent Grant
2140884
References
Source
Patent Number
2,140,884
Date Filed
Not available
Date Issued
Tuesday, December 20, 1938
85 years ago
CPC
B63H16/04 - Oars Sculls Paddles Poles
B63H2016/043 - Stop sleeves or collars for positioning oars in rowlocks
US Classifications
440 - Marine propulsion
138 - Pipes and tubular conduits
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