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Carbolac Trademarks
CARBOLAC
CARBON BLACK FOR USE IN THE MANUFACTURE OF VARNISHES AND LACQUERS
Expired
·
December 14, 1932
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71333056
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CARBOLAC CABOT CORPORATION BOSTON MASS. U.S.A.
CARBON BLACK USED IN THE PLASTIC AND OTHER INDUSTRIES
Expired
·
September 7, 1962
·
72152676
·
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