| 单词 | keyhole-protector |
| 释义 | > as lemmaskeyhole-protector keyhole-protector n. now rare = keyhole guard n. ΚΠ 1849 Sci. Amer. 26 May 294/1 To E. Kershaw of Boston, Mass, for improved Key Hole Protector Patented May 22, 1849. 1888 Cassell's Family Mag. 8 685/1 Stamped letters stuck under the keyhole-protector of doors. 1916 Amer. Artisan & Hardware Rec. 29 Apr. 45/1 Keyhole-Protector. Warren O. Fusselman, Seattle, Wash. Filed March 15, 1915. < as lemmas |
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