Abraham J. Cooper

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Pomona, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Investment casting apparatus
- Patent number 4,161,208
- Issue date Jul 17, 1979
- Abraham J. Cooper
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Dowel receiving core for casting dental restorations
- Patent number 4,129,281
- Issue date Dec 12, 1978
- Abraham J. Cooper
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Dental restoration jig
- Patent number 4,001,938
- Issue date Jan 11, 1977
- Abraham J. Cooper
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Precision investment casting apparatus with reservoir blocks
- Patent number 3,985,178
- Issue date Oct 12, 1976
- Abraham J. Cooper
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE