Sigma Tool & Machine, a Partnership between Sigma Tool & Machine Ltd. and Sigma Fasteners, Ltd.

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Toronto, CA

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Patents Grantslast 30 patents

Information Patent Grant
Method of using a pneumatic hand tool for inserting fixing elements
- Patent number 7,575,143
- Issue date Aug 18, 2009
- Sigma Tool & Machine, a Partnership between Sigma Tool & Machine Ltd. and Sig...
- Keith G. Bromley
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Pneumatic hand tool for inserting t-nuts
- Patent number 7,571,844
- Issue date Aug 11, 2009
- Sigma Tool & Machine, a Partnership between Sigma Tool & Machine Ltd. and Sig...
- Keith G. Bromley
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC