Revision history of "File:Patent-GB-480717.pdf"

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  • (cur | prev) 15:08, 25 April 2013Piccardi (talk | contribs). . (393 bytes) (+22)
  • (cur | prev) 15:01, 25 April 2013Piccardi (talk | contribs). . (371 bytes) (+371). . ({{PatentInfo |Inventor=Leslie William Johnson |Assignee=Mabie, Todd & Company Limited |Country=GB |ApplicationNum=23663/36 |ApplicationDate=1936-08-17 |PatentNum=480717 |PatentDate=1938-02-28 |PriorityDate=1936-08-28 |Titolo=Improvements in or relating...)
Facts about "Patent-GB-480717.pdf"
Application dateAugust 17, 1936 +
Application number23663/36 +
Assigned toMabie, Todd & Company Limited +
Invented byLeslie William Johnson + and Edward Stephen Sears +
Patent dateFebruary 28, 1938 +
Patent descriptionMatita meccanica +
Patent number480717 +
Patent titleImprovements in or relating to propelling pencils +
Patented bySwan +
Patented inGB +
Priority dateAugust 28, 1936 +