Title:
Device for lifting boats
United States Patent 2815131
Inventors:
Lunsman, John E.
Lunsman, Norman F.
Publication Date:
12/03/1957
Export Citation:
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Assignee:
LUNSMAN MFG COMPANY INC
Primary Class:
269/61
Other Classes:
114/373, 254/310, 269/130, 269/296
International Classes:
B63B23/04
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US Patent References:
2632900Boat handling apparatus
2581676Boat mooring apparatus
2552424Boat mooring arrangement
2465118Boat derrick
2294864Apparatus for carrying and launching boats
2185083Boat lifting rack
1429432Hand truck
1300567N/A
1192158N/A
1116761N/A
1061213N/A
0207166N/A