Douglas F. Melville Jr.

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Norwood, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Membrane dispensing assembly and method of manufacture
- Patent number 4,644,944
- Issue date Feb 24, 1987
- Acme United Corporation
- James S. MacConkey
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Membrane dispensing assembly and method of manufacture
- Patent number 4,570,627
- Issue date Feb 18, 1986
- Acme United Corporation
- James S. MacConkey
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE