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US Patent: 167,556
Improvement in combined miters, levels, and plumbs
Patentee:
John Murray (exact or similar names) - Conshohocken, PA

USPTO Classifications:
33/376, 33/429

Tool Categories:
layout tools : levels
layout tools : squares : miter squares

Assignees:
William McNiece - Philadelphia, PA
John Murray - Conshohocken, PA

Manufacturer:
Unknown

Witnesses:
John A. Widersheim
Wm. McNiece

Patent Dates:
Applied: Feb. 13, 1875
Granted: Sep. 07, 1875

Patent Pictures: [ 1 | 2 | 3 | 4 ]
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Description:
An example of this patent showed up on Vintage Vials, see the pictures

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