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International Precipitation Co

Internatio
Active Patents
0
Total Holdings
4

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US1479271A Method and apparatus for separating suspended particles fro… Expired / Lapsed 1919-12-15 1924-01-01 0 Details
US1444092A Apparatus for electrical separation of suspended particles … Expired / Lapsed 1919-07-24 1923-02-06 0 Details
US1409901A Method and apparatus for electrical precipitation oe-suspen… Expired / Lapsed 1921-06-07 1922-03-21 0 Details
US1338271A Process for recovery of metals from their ores Expired / Lapsed 1917-08-11 1920-04-27 0 Details