File:Patent-US-217888.pdf

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Original file(1,159 × 1,704 pixels, file size: 103 KB, MIME type: application/pdf, 3 pages)
Inventor

Duncan Mackinnon

Assignee

Duncan Mackinnon

Country

US

Application N°

217888

Application Date

1879-03-07

Patent N°

217888

Brevettato

1879-07-29

Priorità

1879-03-07

Brand

MacKinnon

Title

Improvements in stylographic fountain-pens

Description

Penna a stilo

Riferimenti esterni

Informazioni

Brevetto per una penna a stilo. Riferiment al precedente nº US-174965. Stampigliato sul corpo delle omonime penne MacKinnon (vedi File:1881-MacKinnon.jpg).

File history

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current16:25, 26 December 2018Thumbnail for version as of 16:25, 26 December 20181,159 × 1,704, 3 pages (103 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Duncan Mackinnon |Assignee=Duncan Mackinnon |Country=US |ApplicationNum=217888 |ApplicationDate=1879-03-07 |PatentNum=217888 |PatentDate=1879-07-29 |PriorityDate=1879-03-07 |Titolo=Improvements in stylographic fountain-pens |Marc...
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Metadata

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