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Kenneth M. McKenzie
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Winnipeg, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Transportation container for pourable materials
Patent number
D337367
Issue date
Jul 13, 1993
Bonar Inc.
Kenneth M. McKenzie
D23 - Environmental heating and cooling
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Patent Grant
Tank for transporting hazardous liquids
Patent number
D329275
Issue date
Sep 8, 1992
Bonar Inc.
Kenneth M. McKenzie
D23 - Environmental heating and cooling
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Patent Grant
Molded septic tank
Patent number
4,961,670
Issue date
Oct 9, 1990
Bonar Inc.
Kenneth M. McKenzie
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE