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US Patent: 840,628
Combination Rule and Bevel
Patentee:
Edward Peter Johnson - Grand Forks, ND

USPTO Classifications:
33/471

Tool Categories:
rules
layout tools : bevels

Assignees:
None

Manufacturer:
E. P. Johnson Rule Mfg. Co. - Chicago, IL

Witnesses:
Anthon Eckern
C. H. Sands

Patent Dates:
Applied: Jul. 12, 1906
Granted: Jan. 08, 1907

Patent Pictures: [ 1 | 2 | 3 ]
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Description:
Known examples marked: "JOHNSON'S No. 44 WARRENTED GERMAN SILVER PAT. JAN 8, 1907" Also examples marked No 46.

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