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Pyrochrom Trademarks
PYROCHROM
CHEMICAL ANALYTICAL APPARATUS-NAMELY, APPARATUS FOR PYROLYZING THE EFFLUENT OF GAS CHROMATOGRAPHS
Expired
·
April 2, 1970
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72355738
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PYROCHROME
chemical preparation; namely, limulus amebocyte lysate for detecting endotoxins in in vitro diagnosis
Registered
·
April 1, 1992
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74261430
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