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US Patent: 430,148
Boring Tool Holder
Patentee:
Ludwig Prillwitz (exact or similar names) - New York, NY

USPTO Classifications:
407/108, 407/112, 407/81

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: Oct. 28, 1889
Granted: Jun. 17, 1890

Patent Pictures:
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