Title:
TOWER ELEVATOR
United States Patent 3517774
Inventors:
Meyer, Roy E.
Application Number:
US3517774DA
Publication Date:
06/30/1970
Filing Date:
01/17/1968
Assignee:
Roy, Meyer E.
Primary Class:
Other Classes:
187/242, 187/349, 187/368, 187/408, 187/410, 187/900
International Classes:
B66B7/02; B66B9/187; (IPC1-7): B66B7/04
View Patent Images:
US Patent References:
3136385High voltage aerial lift and control therefor1964-06-09
2122908Hoist1938-07-05
1714297Elevator1929-05-21
Foreign References:
FR1238140A1960-08-05
FR1265029A1961-06-23
SE163244A