Au; Albert K. H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Au; Albert K. H..The latest application filed is for "electronic alarm".
- Au; Albert K. H. - Wanchai CN
| Patent | Date |
|---|---|
| Electronic alarm Grant D274,048 - Wong , et al. May 29, 1 | 1984-05-29 |
| Electronic intrusion alarm transmitter Grant D272,992 - Wong , et al. March 13, 1 | 1984-03-13 |
| Family pager receiver device or similar article Grant D272,534 - Wong , et al. February 7, 1 | 1984-02-07 |
| Family pager transmitter device or similar article Grant D272,443 - Wong , et al. January 31, 1 | 1984-01-31 |
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