Current conductor rail system
United States Patent 3341670
US Patent References:
/RE11613.html
- - RE11613

/0584476.html
- - 0584476

/0606830.html
- - 0606830

/0664470.html
- - 0664470


Inventors:
Martin, Gerald E.
Sprigings, Donald G.
Publication Date:
09/12/1967
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Assignee:
PORTER CO INC H K
Primary Class:
191/32
Other Classes:
191/29DM, 174/171, 191/44.100, 174/149B
International Classes:
H02G5/04; H02G5/00