Telescopic mast
United States Patent 2662712
US Patent References:
/0942780.html
- - 0942780

/1073294.html
- - 1073294

Automobile-jack
- - 1344037

Pneumatic lift jack
- - 1526563

Extensible rod
- - 1705625


Inventors:
Rose, Louis C.
Publication Date:
12/15/1953
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Assignee:
Rose, Louis C.
Primary Class:
248/408
Other Classes:
403/324, 285/317, 285/302, 403/325, 403/108, 403/106
International Classes:
H01Q1/12
US Patent References:
1809579Vehicle jack
2168962Garment sacker
2526415Device for securing telescoping tubes to each other
2542967Telescopic tube locking means