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US Patent: 2,678,579
Withdrawal Device for Hydraulic Tracers
Patentees:
Harold J. Siekmann (exact or similar names) - Cincinnati, OH
George J. Kasselmann (exact or similar names) - Cincinnati, OH

USPTO Classifications:
409/129, 82/11.5

Tool Categories:
metalworking machines : metalworking machine mechanisms
metalworking machines : metal lathes

Assignees:
R. K. Le Blond Machine Tool Co. - Cincinnati, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Aug. 06, 1952
Granted: May 18, 1954

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for R. K. Leblond Machine Tool Co.

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