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US4771561A
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Revolver using changeable cylinders
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US4721092A
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Trigger device for cross bows, with automatically activated safety means
|
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US4697571A
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Cross bows
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US4732134A
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Projectile slide-pushers for cross bows
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US4699117A
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Cross bow
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US4577429A
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Fastening means for a removable revolver cylinder
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US4593675A
|
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Cross bows
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US4461111A
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Revolver trigger safety interlock
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US4452107A
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Ratchet-type reversible wrench
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US4291610A
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Silencer for firearms
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