LandOfFree - US Patents - Listing for Surgery,Respiratory method or device,Including body or head supported means covering user's scalp

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Personal fire survival head enclosure

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Personal oxygen and filtered air evacuation system

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Personal respiratory protection system

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Personal self-contained air safety system

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Personal ventilating system

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Personnel headgear enabling free breathing of ambient air or sel

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Physiological G-suit modulator

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Physiological safety device for aircraft pilots

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Pilot's ensemble with integrated threat protection

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Powered air respirator

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Powered air respirator and cartridge

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Powered respirator

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Powered respirators

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Pressure display for self contained breathing apparatus

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Pressure equalizing scuba diver mouthpiece and accessories

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Pressure gas ventilated protective suit and method of operating

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Pressure responsive diaphragm valve

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Process and installation for underwater diving employing a breat

Surgery – Respiratory method or device – Including body or head supported means covering user's scalp

Protection mask