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Patent for devices for grinding and polishing surfaces.

Dublin Core

Title

Patent for devices for grinding and polishing surfaces.

Description

Patent for an alleged new and useful improvement in devices for grinding and polishing surfaces awarded to Roger Hayward (No. 239924).

Creator

United States Patent Office

Source

Roger Hayward Papers

Date

May 7, 1946

Language

eng

Identifier

hayward3.002.2-grindpolishdevicepatent

Citation

United States Patent Office, “Patent for devices for grinding and polishing surfaces.,” Special Collections & Archives Research Center, accessed November 28, 2024, http://archives.library.oregonstate.edu/omeka/items/show/2546.