John G. Laurenson Jr.

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St. Augustine, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for improving efficiency of fluid use and odor...
- Patent number 5,175,106
- Issue date Dec 29, 1992
- John G. Laurenson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Compost air injection and evacuation system with improved air control
- Patent number 5,153,137
- Issue date Oct 6, 1992
- Laurenson, Jr.; John G.
- John G. Laurenson
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Compost or amendment fire control system with improved flow control
- Patent number 5,092,407
- Issue date Mar 3, 1992
- Laurenson, Jr.; John G.
- John G. Laurenson
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Compost air injection and evacuation system with improved air control
- Patent number 4,837,153
- Issue date Jun 6, 1989
- John G. Laurenson
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Compost air injection and evacuation system
- Patent number 4,410,349
- Issue date Oct 18, 1983
- John G. Laurenson
- C05 - FERTILISERS MANUFACTURE THEREOF