Andrew W. Allen

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East Jordan, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Odor control product dispenser cabinet
- Patent number D306902
- Issue date Mar 27, 1990
- Seco Industries, Inc.
- David K. Walz
- D23 - Environmental heating and cooling
Information Patent Grant
Disposable odor control product container
- Patent number 4,865,816
- Issue date Sep 12, 1989
- Seco Industries, Inc.
- David K. Walz
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Odor control product dispenser
- Patent number 4,840,770
- Issue date Jun 20, 1989
- Seco Industries, Inc.
- David K. Walz
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE