发明名称 Portable removable gun sight
摘要 The present invention is an improved removable gun sight for shotguns, rifles and other firearms comprising a single, light weight part for screwless, snap on attachment to the tubular part of a gun. The device is pocket size and portable and is easy to install and adjust on a firearm.
申请公布号 US4790075(A) 申请公布日期 1988.12.13
申请号 US19870085532 申请日期 1987.08.14
申请人 HOWARD, SR., ALFRED R. 发明人 HOWARD, SR., ALFRED R.
分类号 F41G1/16;F41G1/52;(IPC1-7):F41G1/10 主分类号 F41G1/16
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