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US Patent: 313,294
Log-crib
Patentees:
Columbus C. Barker (exact or similar names) - Bay City, MI
Thomas Craney (exact or similar names) - Bay City, MI

USPTO Classifications:
441/49

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
H. S. Sprague
Charles J. Hunt

Patent Dates:
Applied: Dec. 10, 1884
Granted: Mar. 03, 1885

Patent Pictures:
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Description:
Where logs were normally moved in water by chaining them together into rafts, this invention proposes loading the logs onto a permanent "raft-crib" made of timbers bolted together into a two-layer arrangement, the logs in the two layers at right angles to one another.

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