Revision history of "File:Patent-US-217888.pdf"

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Fatti riguardanti Patent-US-217888.pdf
Application datemarzo 7, 1879 +
Application number217888 +
Assigned toDuncan Mackinnon +
Imprinted onMacKinnon +
Invented byDuncan Mackinnon +
Mention patentFile:Patent-US-174965.pdf +
Patent dateluglio 29, 1879 +
Patent descriptionPenna a stilo +
Patent number217888 +
Patent titleImprovements in stylographic fountain-pens +
Patented byMacKinnon +
Patented inUS +
Priority datemarzo 7, 1879 +