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Patents Granted on 1975-04-__
Patents 1 - 11 of 11
First set of recordsLast set of records
NumberDatePatenteeTitleType
3,874,809Apr. 01, 1975R.S. HahnApparatus for Machining Surface of Revolution Having Discontinuitesmetalworking machine mechanisms
3,874,810Apr. 01, 1975W.D. RussellDrill guidedrilling and boring
3,877,146Apr. 15, 1975C.B. PittingerRotating blade holder
3,877,149Apr. 15, 1975M. MasudaAccuracy Regulating Means for a Linear Micrometermicrometers
3,877,179Apr. 15, 1975E. HammannWork Locating Device for Grinding Machinesgrinding machines
3,877,532Apr. 15, 1975J.D. HaleLow Profile Scalescales and balances
3,878,445Apr. 15, 1975J.J. Schachte, R. Stobbe, F. Zankl, E.E. KirkhamA.C. Motor Control Apparatus and Method (CNC Control Circuitry)machine tool controls
3,878,706Apr. 22, 1975H.E. Keithley, G.C. BerryKnockout arrangement for pressesmetalworking presses
3,879,096Apr. 22, 1975L. BlodeeCabinet systems with tension rods as frame members
GB-1,391,409Apr. 23, 1975K. OnoWrenchchain and strap wrenches
3,879,996Apr. 29, 1975T.O. GreenMeter Translation Devices for Torque Measuring Wrenches and the Liketorque wrenches
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