US Patent: 1,376,861
|
Universal duplex milling-machine
|
Patentee:
|
|
Frank M. Davis (exact or similar names) - Milwaukee, WI |
|
Patent Dates:
|
Applied: |
Jul. 25, 1918 |
Granted: |
May 03, 1921 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Jeff Joslin Vintage Machinery entry for Davis & Thompson Co.
|
Description: |
"This invention relates to duplex milling machines operating simultaneously on opposite faces of the work as the latter is carried between the cutters on a rotating table, and has for its object to provide such a machine adapted for universal use or for the varying requirements of large machine shops engaged in quantity production of parts of different sizes and shapes." |
|