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US Patent: RE11,593
Machine for Grinding Spherical or other Curved Surfaces
Patentee:
Rudolph Conrader (exact or similar names) - Erie, Erie County, PA

USPTO Classifications:
451/65, 82/12, 82/142

Tool Categories:
metalworking machines : grinding machines

Assignees:
Brunswick-Balke-Collender Co. - Cincinnati, Hamilton County, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jan. 30, 1896
Granted: Mar. 23, 1897

Reissue Information:
Reissue of 513,632 (Jan. 30, 1894)

Patent Pictures:
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