Invention Grant
- Patent Title: Ultrasonic wave detector
- Patent Title (中): 超声波探测器
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Application No.: US19917862Application Date: 1962-05-31
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Publication No.: US3317847APublication Date: 1967-05-02
- Inventor: WHITE DONALD L
- Applicant: BELL TELEPHONE LABOR INC
- Assignee: Nokia Bell Labs
- Current Assignee: Nokia Bell Labs
- Priority: US19917862 1962-05-31
- Main IPC: B01J23/89
- IPC: B01J23/89 ; B06B1/06 ; G01H11/08 ; H03D1/00 ; H03H9/125 ; H03H9/13 ; H03H9/30 ; H03H9/36
Information query
