United States Patent 3237361
Inventors:
Norman Jr., Charles R.
Publication Date:
03/01/1966
Assignee:
UNITED STATES GYPSUM CO
Other Classes:
52/309.130, D25/139, 52/530, 52/556
International Classes:
E04F13/08
US Patent References:
| 2991592 | Metal siding with integral nailing tabs | | | |
| 3001332 | Ventilating devices for hollow building walls | | | |