Revision history of "File:Patent-GB-345712.pdf"

Jump to: navigation, search

Diff selection: Mark the radio boxes of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.

Retrieved from "http://www.fountainpen.it/File:Patent-GB-345712.pdf"
Fatti riguardanti Patent-GB-345712.pdf
Feed RDF
Application dategennaio 11, 1930 +
Application number1116/30 +
Assigned toMabie, Todd & Company Limited +
Patent dateaprile 2, 1931 +
Patent descriptionMatita meccanica +
Patent number345712 +
Patent titleImprovements in propelling pencils +
Patented bySwan +
Patented inGB +
Priority dategennaio 11, 1930 +
Same invention ofFile:Patent-CH-148515.pdf +, File:Patent-FR-693093.pdf +, File:Patent-AT-124116.pdf + e File:Patent-BE-369135.pdf +