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CLEVELAND METAL PRODUCTS Co

CLEVELAND
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US1471541A Automatic wick adjustment for liquid-fuel burners Expired / Lapsed 1921-02-26 1923-10-23 0 Details
US1317351A Treatment of iron or steel for the prevention of oxidation … Expired / Lapsed 1917-02-06 1919-09-30 0 Details