US Patent: X7,008 - Cutting plugs for ships by a centre point spring-bit


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US Patent: 7,008X

Plugs for ships
Cutting plugs for ships by a centre point spring-bit

Patentee:

Daniel Flint (exact or similar names) - Nobleborough, ME

USPTO Classifications:

Tool Categories:

woodworking tools : hand drills : drill bits : hollow bits

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Granted:	Apr. 19, 1832

Patent Pictures:

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Description:

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.