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HALLER RAYMOND AND BROWN Inc

HALLER RAY
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2648838A Indicating and recording systems Expired / Lapsed 1949-07-27 1953-08-11 0 Details
US2501048A Announcing system Expired / Lapsed 1946-10-11 1950-03-21 0 Details