Inhalator
United States Patent 2587215
US Patent References:
/0576437.html
- - 0576437

/0795676.html
- - 0795676

/0923837.html
- - 0923837

Backlash eliminator
- - 2092888

Bank of switch keys
- - 2200076


Inventors:
Priestly, Frank P.
Publication Date:
02/26/1952
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Assignee:
Priestly, Frank P.
Primary Class:
128/203.150
Other Classes:
222/361
International Classes:
A61M15/00; A61M15/06
US Patent References:
2259759Inhaler