Title:
Grating structure
United States Patent 2846931


Inventors:
Priest, Henry M.
Application Number:
US39151853A
Publication Date:
08/12/1958
Filing Date:
11/12/1953
Assignee:
UNITED STATES STEEL CORP
Primary Class:
Other Classes:
52/666, 52/669, D25/154
International Classes:
E04C2/42
View Patent Images:
US Patent References:
2740335Grating for bridge floors and the like1956-04-03
2275104Grating structure1942-03-03
2190214Grating and like structure1940-02-13
2082197Grating1937-06-01
1946035Grating1934-02-06
1868654Grating1932-07-26
1140657N/A1915-05-25
1034440N/A1912-08-06
0582386N/A1897-05-11
0504924N/A1893-09-12