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ELLAMAC Inc

ELLAMAC In
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2677200A Phonetic sound producing dictionary apparatus Expired / Lapsed 1952-11-28 1954-05-04 0 Details
US2603006A Phonetic sound-producing dictionary apparatus Expired / Lapsed 1948-08-03 1952-07-15 0 Details