Extendible and retractable utility line apparatus
United States Patent 3180585
US Patent References:
/1257936.html
- - 1257936

Dental unit
- - 1591335

Flexible member retriever apparatus
- - 2466996


Inventors:
Pusey, Eugene H.
Florence, Larry D.
Publication Date:
04/27/1965
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Assignee:
VACUDENT MFG COMPANY
Primary Class:
242/388.900
Other Classes:
D24/176, 242/390.400, 433/78, 312/209
International Classes:
A61G15/16; A61G15/00