发明名称 AUTOMATIC FLASH CIRCUIT
摘要 In the automatic camera flash circuit disclosed a start switch actuates a time constant circuit. A first semiconductor circuit, controlled by the time constant circuit, operates an electromagnet. A power source and a second semiconductor circuit actuates a flash device. The flash device is controlled by the time constant circuit through the second semiconductor circuit.
申请公布号 US3683769(A) 申请公布日期 1972.08.15
申请号 USD3683769 申请日期 1970.06.16
申请人 CANON KK. 发明人 TAKASHI UCHIYAMA;TADASHI ITO;MUTSUHIDE MATSUDA
分类号 G03B9/70;(IPC1-7):G03B15/03;G03B9/62 主分类号 G03B9/70
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