US Patent: 1,638,459 - Grinding-wheel guard


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US Patent: 1,638,459

Grinding-wheel guard

Patentee:

Emil Ritz (exact or similar names) - Mount Healthy, OH

USPTO Classifications:

144/251.1, 29/DIG.086, 451/451

Tool Categories:

metalworking machines : grinders : sharpening machines : bench or pedestal grinders

Assignees:

Hisey-Wolf Machine Co. - Cincinnati, OH

Manufacturer:

Hisey-Wolf Machine Co. - Cincinnati, OH

Witnesses:

Unknown

Patent Dates:
Applied:	Oct. 23, 1924
Granted:	Aug. 09, 1927

Patent Pictures:

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Vintage Machinery entry for Hisey-Wolf Machine Co.

Description:

The assignee, Hisey-Wolf Machine Co., is described as "a partnership consisting of Walter J. Friedlander and Joseph A. Friedlander, both of Cincinnati, Ohio."