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CRYSTAL RES LAB Inc

CRYSTAL RE
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2536025A Piezoelectric interferometer system Expired / Lapsed 1945-04-14 1951-01-02 0 Details
US2456811A Piezoelectric temperature measuring and control system Expired / Lapsed 1945-10-23 1948-12-21 0 Details