Tube stand locking device
United States Patent 2486685
US Patent References:
/1222915.html
- - 1222915

/1530063.html
- - 1530063

/2001004.html
- - 2001004

Microphone boom
- - 2366950

Camera
- - 2408247


Inventors:
Schneeman, Justin G.
Publication Date:
11/01/1949
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Assignee:
X RAY PRODUCTS CORP
Primary Class:
248/298.100
International Classes:
A61B6/00