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Geosource Inc

Geosource
Active Patents
0
Total Holdings
3

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US4303100A Kelly valve Expired / Lapsed 1978-12-18 1981-12-01 4 Details
US3252620A Dispensing and metering control Expired / Lapsed 1964-07-06 1966-05-24 2 Details
US3250866A Magnetic switching apparatus with adjustable switch positio… Expired / Lapsed 1963-02-18 1966-05-10 2 Details