David J. Frey

Follow

Person

Indianapolis, IN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for control of roller chain assembly
- Patent number 6,141,861
- Issue date Nov 7, 2000
- AMSTED Industries Incorporated
- David C. Armenoff
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus kit and method for roller chain assembly
- Patent number 6,029,342
- Issue date Feb 29, 2000
- AMSTED Industries Incorporated
- David C. Armenoff
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR