Title:
Tracheotomy mask
United States Patent 3236236
US Patent References:
/1139850.html
- - 1139850
Artificial larynx
- - 1840112
Anesthetic administering device
- - 2254854
Compound swivel adaptor and coupling for anesthesia
- - 2860633
Adapter fitting for anesthetic administering circuits
- - 2989960
/1139850.html
- - 1139850
Artificial larynx
- - 1840112
Anesthetic administering device
- - 2254854
Compound swivel adaptor and coupling for anesthesia
- - 2860633
Adapter fitting for anesthetic administering circuits
- - 2989960
Inventors:
Hudson, Allan C.
Publication Date:
02/22/1966
View Patent Images:
Export Citation:
Assignee:
HUDSON OXYGEN THERAPY SALES CO
Primary Class:
Other Classes:
128/912
International Classes:
A61M16/04
US Patent References:
| 3042035 | Mask |
Foreign References:
| AT79647B | ||||
| DE956022C |