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Drewplex Trademarks
DREWPLEX
boiler water treatment compounds with sludge prevention, scale prevention and antifoam properties
Registered
·
November 12, 1992
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74330261
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DREWPLEX
BOILER WATER TREATMENT COMPOUNDS WITH SLUDGE PREVENTION, SCALE PREVENTION AND ANTIFORM PROPERTIES
Expired
·
October 14, 1968
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72309555
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