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US Patent: 3,395,544
Block for Bracing Ships in Drydock
Patentee:
James O. Fisher, Sr. - Portland, Multnomah County, OR

USPTO Classifications:
248/548, 405/7

Tool Categories:
structures : nautical : dry docks : blocks and wedges

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 29, 1966
Granted: Aug. 06, 1968

Patent Pictures:
USPTO pdf tiff
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