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All Patents in class 74/661
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,900,384Mar. 07, 1933M. KahrPower Plant for Drilling Apparatusoilfield machinery
3,184,810May 25, 1965J.H. HoernDie casting and pressure molding machines
3,483,767Dec. 16, 1969J.J. SchachteApparatus for Angularly Positioning a Spindlemetalworking machine mechanisms
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