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US Patent: 1,137,203
Mold for Rotary Valves
Patentee:
George Gorton (exact or similar names) - Racine, Racine County, WI

USPTO Classifications:
164/356, 164/368

Tool Categories:
specialty machines : foundry machines : casting molds

Assignees:
Robinson & Robinson - Racine, Racine County, WI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Feb. 06, 1915
Granted: Apr. 27, 1915

Patent Pictures:
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