Nat Sander

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Broomall, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Surgical knife with controllably extendable blade and gauge therefor
- Patent number 4,538,356
- Issue date Sep 3, 1985
- KOI Associates, Inc.
- William R. Knepshield
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Surgical knife with controllably extendable blade and gauge therefor
- Patent number 4,499,898
- Issue date Feb 19, 1985
- KOI Associates
- William R. Knepshield
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE