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LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude

LAir Liqui
Active Patents
0
Total Holdings
3

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US4648893A Process and apparatus for lubricating glass mold castings Expired / Lapsed 1985-09-06 1987-03-10 18 Details
US4224940A Respirators Expired / Lapsed 1978-07-10 1980-09-30 25 Details
US1544010A Generator of electric current Expired / Lapsed 1923-04-24 1925-06-30 0 Details