Title:
Method and apparatus for forming automobile side rails
Document Type and Number:
United States Patent 2127618
Publication Date:
08/23/1938
Assignee:
MIDLAND STEEL PROD CO
Other Classes:
29/897.200, 72/178, 29/417, 29/DIG.033, 228/13
International Classes:
B21D5/08; B21D5/06