Simulated pistol spray protection device

作者: R Haskins

DOI:

关键词: Barrel (horology)Structural engineeringMaterials scienceMechanical engineeringClosure (container)

摘要: The invention discloses a protection device including pistol shaped housing having handle grip and hollow barrel open at one end; removable closure cap, an outlet opening, fitted to the for closing its triggering mechanism operable moving repellent fluid container placed in towards cap ejection of through opening cap.

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Edward H Jungclas, Milk-bottle pitcher attachment. ,(1911)