US Patent: 85,749 - Improved method of securing rubber rings or disks to the door of vats, &c.


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US Patent: 85,749

Improved method of securing rubber rings or disks to the door of vats, &c.

Patentee:

Charles H. Mellor (exact or similar names) - Philadelphia, PA

USPTO Classifications:

Tool Categories:

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Patent Dates:
Granted:	Jan. 12, 1869

Patent Pictures: