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Polytrol Trademarks
POLYTROL
chemical products for industrial purposes, namely oil field chemicals, in particular additives for fluids for the drilling and workover of oil wells
Registered
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February 24, 1995
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74639897
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POLYTROL
CHEMICAL USED FOR BOILER WATER TREATMENT
Expired
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August 22, 1966
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72252846
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POLYTROL
A.C. POWER CONTROL AMPLIFIERS
Expired
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September 28, 1964
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72202803
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POLYTROLLER
CONTROL UNITS FOR CONTROLLING THE TEMPERATURE OF A MOLDING MACHINE
Expired
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July 14, 1971
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72397377
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POLYTROLLEY
CONVEYOR PARTS, NAMELY FLAT AND TAPERED FLANGED ROLLER WHEELS, SPACERS, HEX-SHAFT ADAPTERS, RIDER PLATES, AND BARS
Cancelled
·
September 23, 1985
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73559500
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