Title:
Flexible panel with abutting reaction shoulders under compression
United States Patent 3291437
Inventors:
Bowden, George F.
Capek, Richard C.
Publication Date:
12/13/1966
Assignee:
SYMONS MFG COMPANY
Other Classes:
29/433, 220/4.160, 220/4.110, 249/192
International Classes:
E04G13/02; E04G13/00