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Patents for Frank O. Wetzel
Patents 1 - 8 of 8
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,536,006Dec. 26, 1950F.O. Wetzel, C.E. LindenInterlocked control for the clamps and spindle of a radial drill or the likeradial drill presses
2,590,629Mar. 25, 1952F.O. Wetzel, C.E. LindenTool ejectorradial drill presses
2,600,779Jun. 17, 1952F.O. Wetzel, C.E. Linden, R.N. KnospControl mechanism for tapping machinestapping machines
2,618,180Nov. 18, 1952F.O. Wetzel, C.E. LindenTool ejectorradial drill presses
2,699,078Jan. 11, 1955F.O. Wetzel, C.E. Linden, R.N. KnospMachine tool clamping mechanismradial drill presses
2,722,853Nov. 08, 1955F.O. Wetzel, C.E. Linden, R.N. KnospWork positioning for a jig boring machinedrill presses
2,762,243Sep. 11, 1956R.N. Knosp, F.O. Wetzel, C.E. LindenMachine Tool Clamping Mechanismmetalworking machine mechanisms
2,882,761Apr. 21, 1959F.O. Wetzel, C.E. Linden, R.N. KnospRadial drill spindle feedradial drill presses
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