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Alar Engineering Corp

Alar Engin
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US4477939A Removable sludge cleaner for tanks Expired / Lapsed 1983-01-27 1984-10-23 15 Details
US4193871A Clarifier Expired / Lapsed 1979-02-26 1980-03-18 26 Details