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RTX BBN Technologies Corp

RTX BBN Te
Active Patents
0
Total Holdings
3

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US3941122A High frequency ultrasonic process and apparatus for selecti… Expired / Lapsed 1974-04-08 1976-03-02 29 Details
US3379835A Data coder and input device Expired / Lapsed 1966-03-30 1968-04-23 0 Details
US3000464A Acoustic absorber Expired / Lapsed 1957-09-18 1961-09-19 0 Details