ROLL WITH HYDRAULICALLY SUPPORTED,YIELDABLE COVER STRUCTURE
United States Patent 3535760
Inventors:
James, Ralph E.
Publication Date:
10/27/1970
International Classes:
D06C15/08; D21G1/00; D21G1/02; F16C13/00; D06C15/00; B21B31/32
Foreign References:
| IT625759B | | | | |
| NL6509484A | | | | |
| DE1277793B | | | | |