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US Patent: 2,773,471
Speed Indicating Plate for Machine Tools
Patentees:
Harold J. Siekmann (exact or similar names) - Cincinnati, OH
George J. Kasselmann (exact or similar names) - Cincinnati, OH
William Okvit (exact or similar names) - Cincinnati, OH

USPTO Classifications:
116/233

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

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

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 07, 1955
Granted: Dec. 11, 1956

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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