Composite railroad ties with optional integral conduit
A Standard patent application filed on 05 March 2003 credited to Fyfe, Edward R.
;
Higbie, William G.
;
Hallissy, Gerald
Details
Application number :
2003228286
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Composite railroad ties with optional integral conduit
Inventor :
Fyfe, Edward R.
;
Higbie, William G.
;
Hallissy, Gerald