Improvements in and relating to traps for catching rats, mice and other similar animals

摘要

210,076. McGrath, M. B. Aug. 16, 1922, [Convention date]. Animal traps.-The striker 3 of a breakback trap has pivoted to it a lifting arm 10 the other end 11 of which is bent so that it may be placed in the usual spring 4 or in a staple attached to the base near the spring.