Louis E. Kottke

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Adrian, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Roll swage device
- Patent number 4,538,440
- Issue date Sep 3, 1985
- Acco Babcock Inc.
- Louis E. Kottke
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...