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US Patent: 1,336,189
Gauge for Screw Threads
Patentee:
André Bechler (exact or similar names) - Moutier, Switzerland

USPTO Classifications:
33/199R, 33/829

Tool Categories:
layout tools : special purpose gauges

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Julia Durst
Frida Saladin
Patent Dates:
Applied: Aug. 30, 1917
Granted: Apr. 06, 1920

Patent Pictures: [ 1 | 2 ]
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