Electronic respirator

Made:
1975-1979 in Switzerland
maker:
Roche

Electronic respirator, one of two, model 3100 by Roche, Switzerland (?) late 1970's.

Details

Category:
Therapeutics
Object Number:
1979-678/2
Materials:
metal (unknown) and plastic (unidentified)
type:
respirators
credit:
Kontron Instruments Ltd.