Patent Explorer

Browse, filter, and analyze 4 patents across global jurisdictions.

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Patent Number Title Assignee Status Filing Date Grant Date Expires Remaining Claims Actions
US1912213A Stress measuring Wired Radio Inc Expired / Lapsed 1928-04-12 1933-05-30 1948-04-12 0.0 yrs 0
US1888555A System of electrical distribution Wired Radio Inc Expired / Lapsed 1931-04-16 1932-11-22 1951-04-16 0.0 yrs 0
US1880105A Oscillation generation apparatus Wired Radio Inc Expired / Lapsed 1930-10-31 1932-09-27 1950-10-31 0.0 yrs 0
US1684164A Radioreception Wired Radio Inc Expired / Lapsed 1924-04-23 1928-09-11 1944-04-23 0.0 yrs 0