Holder and display device for wrench sockets

作者: Hugh T. Greenlee

DOI:

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摘要: A holder and display unit for a socket of the type used in wrench tool, including fastening device anchoring to unit. The has square recess male stud on drive component transverse detent hole its sidewall that cooperates with ball or like retain component. head plug portion extends through an aperture into socket. resilient arm catch registers snaps hole. This releasably latches device, together.

参考文章(4)
Robert A Gilmour, Carded nozzle package ,(1971)
Leland B Smith, Socket-wrench set ,(1926)