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US Patent: 469,377
Rotary Tool Holder for Lathes
Patentee:
Isaac P. Richards (exact or similar names) - Providence, Providence County, RI

USPTO Classifications:
74/815, 74/824, 74/826

Tool Categories:
metalworking machines : metal lathes : lathe tool holders and tool posts

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Apr. 30, 1891
Granted: Feb. 23, 1892

Patent Pictures:
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