Pressure vessel having pressure releasing mechanism
Pressure vessel head ring assembly
Pressurizable container having a safety device for releasing exc
Pressurized container
Pressurized-fluid cartridge and safety closure therefor
Prevention of children drowning in pails
Primer cap
Process for plating adherent co-deposit of aluminum, zinc, and t
Processes and means for perfuming packaging containers
Production piece with partible port and production method theref
Protected molded rupture disc
Protecting device for containers
Protection assembly for fueling inlet for motor vehicle
Protective cap assembly
Protective cover for a compressed gas bottle
Protective device for mobile tanks having bottom discontinuities
Protective structure for a shut-off valve of a toxic gas contain
Protector for drink opening