Carljohan Lorentzen

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Huntington Beach, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for spin forming a tube
- Patent number 6,233,991
- Issue date May 22, 2001
- Bryant Products, Inc.
- Frederick H. Thimmel
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...