Charles L. Bull

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Osage Beach, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Heated dental knife
- Patent number 5,889,257
- Issue date Mar 30, 1999
- Challenge Products, Inc.
- Harry W. Schader
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Material holding apparatus with integrated finger mount
- Patent number 5,732,862
- Issue date Mar 31, 1998
- Charles L. Bull
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Material holding apparatus with integrated finger mount and cap
- Patent number 5,169,315
- Issue date Dec 8, 1992
- Charles L. Bull
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Material holding apparatus with integrated finger mount
- Patent number 5,112,227
- Issue date May 12, 1992
- Charles L. Bull
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE