Hatch cover
United States Patent 2831448
US Patent References:
/1112009.html
- - 1112009

/1126380.html
- - 1126380

Door-operating mechanism
- - 1714460

Steel hatch cover for ships
- - 1824910

Hatchway cover
- - 2194012


Inventors:
Suderow, George E.
Publication Date:
04/22/1958
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Assignee:
Suderow, George E.
Primary Class:
114/202
Other Classes:
160/221, 49/123, 49/370, 160/202, 160/193
International Classes:
B63B19/18; B63B19/00
US Patent References:
2301568Window shutter
2656810Hinged wheel-supported hatch cover
2707928Ship's hatch and cover
Foreign References:
GB158323A
GB564809A
DE836608C
FR1022796A
FR1034395A