单词 | key-fastener |
释义 | > as lemmaskey-fastener ΚΠ 1861 E. H. Bailey U.S. Patent 31,939 1 Key Fastener... My invention consists of a device..for so securing the keys of locks to the handles of the same, that the locks cannot be picked through the key-holes on the outside of the door. 1881 W. W. Greener Gun & its Devel. 256 Another modification of the grip-fastener is the key-fastener. 1916 Illustr. World Nov. 444/1 A novel key-fastener for preventing any person outside from inserting a wire and turning the key after the door is locked. < as lemmas |
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