Title:
Aspirating device
United States Patent 3256885
US Patent References:
/0780710.html
- - 0780710

Saliva ejector
- - 2529499

Saliva ejector
- - 2637106

Antrum spray
- - 2667166

Saliva ejector
- - 2670539


Inventors:
Higgins, John L.
Fritz, Deuschle
Publication Date:
06/21/1966
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Assignee:
ROEHR PRODUCTS COMPANY INC
Primary Class:
604/268
Other Classes:
604/540, 433/91
International Classes:
A61C17/08
US Patent References:
2859518Dental saliva ejector
2873528Mouthpiece assembly for dental suction evacuators
Foreign References:
GB191215344A
CH283236A