1978-07-10
1980-06-17
Mancene, Louis G.
46178, A63H 500
Patent
active
042077036
ABSTRACT:
A game call or the like whistle which includes a housing member with a mouthpiece and two air chambers with one of the air chambers having a constant volume and the other air chamber having a variable volume containing therein a piston arm for changing the volume of the variable chamber. The game call is formed by the cooperation of a top portion and a bottom portion which when placed together form the two air chambers and mouthpiece with a common wall separating the two chambers.
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patent: 2782557 (1957-02-01), Harley
patent: 2972834 (1961-02-01), Bacon
patent: 3029554 (1962-04-01), Mobley
patent: 3802120 (1974-04-01), Erhart
patent: 4054134 (1977-10-01), Kritzer
Foycik, Jr. Michael J.
Mancene Louis G.
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