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US Patent: 198X
Coffee grinding
Patentee:
Thomas Bruff, Sr. - N/A,

USPTO Classifications:
241/259.1, 241/261.2, 241/278.1, 99/575, 99/622

Tool Categories:
trade specific : miller

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Jan. 08, 1798

Patent Pictures:
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Description:
Most of the patents prior to 1836 were lost in the Dec. 1836 fire. Only about 2000 of the almost 10000 documents were recovered.

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