Title:
POLE ELEVATOR
United States Patent 3508632
Inventors:
Elmore, Harry S.
Application Number:
US3508632DA
Publication Date:
04/28/1970
Filing Date:
11/06/1968
Assignee:
Harry, Elmore S.
Primary Class:
Other Classes:
187/325, 187/406
International Classes:
B66B9/00; (IPC1-7): B66B11/06
View Patent Images:
US Patent References:
2966996Elevator and loading mechanisms1961-01-03
2122908Hoist1938-07-05
0341639N/A1886-05-11
Foreign References:
DE659656C1938-05-07