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US Patent: 363,657
Tire Indicator
Countour Scribe for Railroad Wheels
Patentee:
John MacKenzie - Cleveland, OH

USPTO Classifications:
33/23.01

Tool Categories:
layout tools : scribes

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
W. E. Donnely
Albert E. Lynch
N. S. Mustutz
Geo. W. King

Patent Dates:
Applied: Feb. 08, 1887
Granted: May 24, 1887

Patent Pictures:
USPTO pdf tiff
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Description:
This is a simple contour scribe designed to accurately trace the wear surface on a railroad wheel.

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