John B. Watkins

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New South Wales, AU

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Patents Grantslast 30 patents

Information Patent Grant
Preservative composition
- Patent number 5,098,472
- Issue date Mar 24, 1992
- Commonwealth Scientific and Industrial Research Organization
- John B. Watkins
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...