Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 4,164X
Marine elevating dock apparatus
Patentees:
Ephraim Buck - Boston, MA
Henry Crehore - Boston, MA
Robert Gerry - Boston, MA
Abel Bayard - Boston, MA

USPTO Classifications:

Tool Categories:
transportation tools : nautical : docks

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Jul. 11, 1825

Patent Pictures:
USPTO pdf tiff
Google Patents
Report data errors or omissions
Description:
Listed in A List of Patents Granted by the United States, from 10 Apr., 1790 to 31 Dec. 1836, 1872, pg. 292

Most of the patents prior to 1836 were lost in the Dec. 1836 fire. Only about 2,000 of the almost 10,000 documents were recovered. Little is known about this patent. There are no patent drawings available. This patent is in the database for reference only.

Copyright © 2002-2019 - DATAMP