Electronic watch |
|||||||
申请号 | JP14690776 | 申请日 | 1976-12-07 | 公开(公告)号 | JPS5370863A | 公开(公告)日 | 1978-06-23 |
申请人 | Seiko Instr & Electronics Ltd; | 发明人 | SASAKI MASAYUKI; | ||||
摘要 | PURPOSE: To make possible controlling of other apparatus than watch through the use of the ultrasonic waves being radiated by using an electro-mechanical acoustic transducer which converts coded electric signals to ultrasonic waves. COPYRIGHT: (C)1978,JPO&Japio |
||||||
权利要求 | |||||||
说明书全文 |