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

Head enclosing treatment hood

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

Headgear

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

Helmet

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

Helmet

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

Helmet airflow system

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

Helmet for use with respirator mask

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

Helmet respirator apparatus

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

Helmet with an air filtering device

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

Helmet with auxiliary, electrically operated service

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

High air flow powered air purifying anti-contamination device

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

Hood assembly with noise filter

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

Hood for protecting against smoke and hypoxia

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

Hood mask and air filter system and method of manufacture thereo

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

Hood respirator for protection against biological hazards