DG Patent: 701,985 - Schraubenschlüssel mit sich selbst einstellbarer Maulweite


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DG Patent: DG-701,985

Schraubenschlüssel mit sich selbst einstellbarer Maulweite

Patentees:

Willy Steinberger (exact or similar names) - Mehlis, Thuringia, Germany

Julius Kind (exact or similar names) - Mehlis, Thuringia, Germany

USPTO Classifications:

Tool Categories:

wrenches : wrench adjustment types : self-adjust wrenches

Assignees:

None

Manufacturer:

Julius Hoflich - Furth, Bavaria, Germany

Witnesses:

Unknown

Patent Dates:
Granted:	May 05, 1919
Antedated:	Mar. 18, 1919

Patent Pictures:

D.R.G.M. 701,985 - composite edited image

Report data errors or omissions to steward Stan Schulz

Description:

"Self-adjusting" nut wrench, marketed as the GREIF. The composite image includes the Gebrauchsmuster listing, an image from a 1920 manufacturer's ad and a 1923 ad from "Das ECHO."

Gebrauchsmuster "registrations" in PATENTBLATT are listed in German patent classification order rather than in numeric order. The originals were long ago "lost" or "tossed."