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Detroit Lubricator Co

Detroit Lu
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2548878A Thermostatic valve having sealing diaphragm and supporting … Expired / Lapsed 1948-12-30 1951-04-17 0 Details
US1661131A Expansible-collapsible element Expired / Lapsed 1926-04-29 1928-02-28 0 Details