Christopher F. Masters

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Milwaukee, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Perforating blade
- Patent number 4,010,666
- Issue date Mar 8, 1977
- Christopher F. Masters
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of making a perforating blade
- Patent number 3,973,452
- Issue date Aug 10, 1976
- Christopher F. Masters
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for machining cylindrical tubes
- Patent number 3,935,766
- Issue date Feb 3, 1976
- Christopher F. Masters
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR