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Patents for Joseph T. Ryerson & Son
Patents 1 - 15 of 20
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NumberDatePatenteeTitleType
994,755Jun. 13, 1911H. KrautShearing Machinemetal shears
1,035,092Aug. 06, 1912H.B. KrautPunching and Shearing Machinemetal punches
1,035,093Aug. 06, 1912H.B. KrautPunching and Shearing Machinemetal punches
1,035,095Aug. 06, 1912H.B. KrautPunching Machinemetal punches
1,035,096Aug. 06, 1912H.B. KrautHand Shearing Machinemetal shears
1,064,676Jun. 10, 1913C.F. WinnCylinder Boring Machinedrilling and boring
1,379,994May 31, 1921J.J. KunzerMethod of Making Drills or the Likemaking drills and augers
1,379,995May 31, 1921J.J. KunzerMethod of Making Drills or the Likemaking drills and augers
1,386,159Aug. 02, 1921G.H. CaseControlling System for Feed Motormotor controls
1,440,616Jan. 02, 1923J.J. MikshelFriction Cutting Machinemetal sawing machines
1,459,720Jun. 26, 1923C.M. ConradsonActuating Means for Machine Pattensmetal planers
1,488,736Apr. 01, 1924C.M. ConradsonClutch Mechanismmetalworking machine mechanisms
1,488,737Apr. 01, 1924C.M. ConradsonDriving Mechanism for Reciprocating Plattensmetalworking machine mechanisms
1,494,340May 20, 1924C.M. ConradsonOverarm for Miliing Machinesmilling machine accessories
1,503,836Aug. 05, 1924J.J. KunzerDeep Drilling Machinehorizontal drilling machines
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