-
-
-
2448474
-
Patent number 2,448,474
-
Issue date Aug 31, 1948
-
E04 - BUILDING
-
2226369
-
Patent number 2,226,369
-
Issue date Dec 24, 1940
-
E04 - BUILDING
-
2196552
-
Patent number 2,196,552
-
Issue date Apr 9, 1940
-
E04 - BUILDING
-
2115067
-
Patent number 2,115,067
-
Issue date Apr 26, 1938
-
E04 - BUILDING
-
2112332
-
Patent number 2,112,332
-
Issue date Mar 29, 1938
-
E04 - BUILDING
-
2055260
-
Patent number 2,055,260
-
Issue date Sep 22, 1936
-
E04 - BUILDING
-
1946949
-
Patent number 1,946,949
-
Issue date Feb 13, 1934
-
E04 - BUILDING
-
1910605
-
Patent number 1,910,605
-
Issue date May 23, 1933
-
E04 - BUILDING
-
1842748
-
Patent number 1,842,748
-
Issue date Jan 26, 1932
-
E04 - BUILDING
-
1793821
-
Patent number 1,793,821
-
Issue date Feb 24, 1931
-
E04 - BUILDING
-
1715000
-
Patent number 1,715,000
-
Issue date May 28, 1929
-
E04 - BUILDING
-
1664606
-
Patent number 1,664,606
-
Issue date Apr 3, 1928
-
E04 - BUILDING
-
1617141
-
Patent number 1,617,141
-
Issue date Feb 8, 1927
-
E04 - BUILDING
-
1607890
-
Patent number 1,607,890
-
Issue date Nov 23, 1926
-
E04 - BUILDING
-
1581741
-
Patent number 1,581,741
-
Issue date Apr 20, 1926
-
E04 - BUILDING
-
1452412
-
Patent number 1,452,412
-
Issue date Apr 17, 1923
-
E04 - BUILDING
-
1375925
-
Patent number 1,375,925
-
Issue date Apr 26, 1921
-
E04 - BUILDING
-
1154435
-
Patent number 1,154,435
-
Issue date Sep 21, 1915
-
E04 - BUILDING