Paul W. Koetsch

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Springfield, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Double-locking mechanism for handcuffs
- Patent number 5,660,064
- Issue date Aug 26, 1997
- Robert J. Ecker
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Hinge assembly for handcuffs
- Patent number 5,598,723
- Issue date Feb 4, 1997
- Robert J. Ecker
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
High tension hacksaw frame
- Patent number 5,471,752
- Issue date Dec 5, 1995
- Cooper Industries, Inc.
- Paul W. Koetsch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Quick-release arbor for hole saws
- Patent number 5,246,317
- Issue date Sep 21, 1993
- American Saw & Mfg. Company
- Paul W. Koetsch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Quick-release arbor for hole saws
- Patent number 5,154,552
- Issue date Oct 13, 1992
- American Saw & Mfg. Company
- Paul W. Koetsch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Foldable pocket saw
- Patent number 4,918,820
- Issue date Apr 24, 1990
- American Saw & Mfg. Company
- William B. Korb
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Armored cable cutting device
- Patent number 4,813,144
- Issue date Mar 21, 1989
- American Saw & Mfg. Company
- William B. Korb
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER