Title:
Compact walk-around rebreathing device
United States Patent 3208449
Inventors:
Bartlett Jr., Roscoe G.
Publication Date:
09/28/1965
Assignee:
Bartlett Jr., Roscoe G.
Other Classes:
220/581, 128/205.120, 128/202.270, 128/204.180
International Classes:
A61M16/00; A62B7/08; A62B7/00
Foreign References:
| GB189715852A | | | | |
| GB216459A | | | | |
| GB901357A | | | | |
| GB934973A | | | | |