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Return to File:Patent-AT-149872.pdf.

Retrieved from "http://www.fountainpen.it/File:Patent-AT-149872.pdf"

Facts

... more about "Patent-AT-149872.pdf"

Application date

November 29, 1935 +

Application number

149872B +

H. Hebborn & Co. +

June 10, 1937 +

Patent description

Caricamento a stantuffo telescopico +

149872 +

Füllfederhalter mit durch Schraubengetriebe bewegtem Saugkolben +

AT +

June 29, 1935 +

Same invention of

File:Patent-GB-451167.pdf +

Used for feature

Piston filler + and Teleskop +