Ivan E. Hills

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Kinnelon, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Blade stropping apparatus
- Patent number 4,752,304
- Issue date Jun 21, 1988
- Hacker Instruments, Inc.
- Ivan E. Hills
- B24 - GRINDING POLISHING
Information Patent Grant
Blade-holder magazine
- Patent number 4,685,564
- Issue date Aug 11, 1987
- Hacker Instruments, Inc.
- Ivan E. Hills
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL