发明名称 Combined camera lens cap and lens shade
摘要 A combined camera lens cap and lens shade in which a housing having a plurality of swingable flaps thereon is secured to a camera lens. Actuating means is provided to swing the flaps from a closed position where they overlie the front of the lens to form a lens cap to an open position where they extend outwardly from the periphery of the lens to form a lens shade.
申请公布号 US4045117(A) 申请公布日期 1977.08.30
申请号 US19760679561 申请日期 1976.04.23
申请人 LERNER, JACK 发明人 LERNER, JACK
分类号 G03B11/04;(IPC1-7):G03B11/04 主分类号 G03B11/04
代理机构 代理人
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