United States Patent 3511350
Inventors:
Stein, Hans Vom
Publication Date:
05/12/1970
Assignee:
Stein, Ohg Hans
Other Classes:
193/35R, 474/93
International Classes:
B65G13/00; F16D57/06; F16D57/00; B65G13/00
Foreign References:
| SE200412A | | | | |
| DE1189917B | | | | |
| DE1289779B | | | | |