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Patents for Frank O. Wetzel
Patents 1 - 8 of 8
First set of recordsLast set of records
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, 1952C.E. Linden, F.O. WetzelTool 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, 1956F.O. Wetzel, C.E. Linden, R.N. KnospMachine 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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