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Russell Burdsall and Ward Corp

Russell Bu
Active Patents
0
Total Holdings
7

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US4498825A Load indicating flange Expired / Lapsed 1982-09-27 1985-02-12 24 Details
US4459074A Socket drive Expired / Lapsed 1981-12-15 1984-07-10 7 Details
US4411147A Rolling dies and method of forming the same Expired / Lapsed 1981-08-12 1983-10-25 23 Details
US4293256A Load indicating fastener Expired / Lapsed 1979-11-09 1981-10-06 23 Details
US4273175A Thread convolution Expired / Lapsed 1979-04-04 1981-06-16 8 Details
US4220188A Locking fastener Expired / Lapsed 1978-07-10 1980-09-02 18 Details
US3701372A Lock bolt and method of making the same Expired / Lapsed 1970-09-04 1972-10-31 11 Details