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All Patents in class 72/234
Patents 1 - 5 of 5
First set of recordsLast set of records
1,439,341Dec. 19, 1922H.H. TalbotRolling-mill drivesteel maker
1,514,405Nov. 04, 1924H.H. TalbotVariable-speed rolling-mill drivesteel maker
2,363,585Nov. 28, 1944H.A. Bondeson, C.E. GrosserRolling millrolling mills
2,430,368Nov. 04, 1947J.J. ReardonApparatus and Method for Drawing and Broaching Socket Wrenchesmaking wrenches
2,612,195Sep. 30, 1952P.A. RahaimProcess of making improved dowel stock and dowel pins
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