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Application dateOctober 19, 1945 +
Application number623266 +
Assigned toDavid Kahn Inc +
Invented byJohn William Para +
Mention patentFile:Patent-US-467785.pdf +, File:Patent-US-834541.pdf +, File:Patent-US-1107641.pdf +, File:Patent-US-1574930.pdf +, File:Patent-US-1938314.pdf +, File:Patent-US-2292381.pdf +, File:Patent-US-2337343.pdf +, File:Patent-US-2375770.pdf +, File:Patent-US-2380763.pdf +, File:Patent-GB-412610.pdf + and File:Patent-GB-473175.pdf +
Patent dateApril 17, 1951 +
Patent descriptionPennino intercambiabile +
Patent number2548906 +
Patent titleFountain pen +
Patented byWearever +
Patented inUS +
Priority dateOctober 19, 1945 +
Used for featurePennino + and Alimentatore +