Ottawa, CA
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Patent Grant
Her Majesty the Queen in right of Canada as represented by the Minister of Na...
Quan Zhuang
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
HER MAJESTY THE QUEEN IN RIGHT OF CANADA AS REPRESENTED BY THE MINISTER OF N...
Lijun Wu
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
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Patent Application
HER MAJESTY THE QUEEN IN RIGHT OF CANADA AS REPRESENTED BY THE MINISTER OF NA...
Quan Zhuang
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
