File:Patent-US-422474.pdf

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Original file(1,159 × 1,704 pixels, file size: 110 KB, MIME type: application/pdf, 3 pages)
Inventor

Otto E. Weidlich

Assignee

Otto E. Weidlich

Country

US

Application N°

325250

Application Date

1889-09-27

Patent N°

422474

Brevettato

1890-03-04

Priorità

1889-09-27

Brand

Weidlich

Title

Fountain-pen

Description

Alimentatore superiore

Riferimenti esterni

Informazioni

Brevetto per un alimentatore del tipo overfeed.

File history

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Date/TimeThumbnailDimensionsUserComment
current03:38, 15 November 2013Thumbnail for version as of 03:38, 15 November 20131,159 × 1,704, 3 pages (110 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Otto E. Weidlich |Assignee=Otto E. Weidlich |Country=US |ApplicationNum=325250 |ApplicationDate=1889-09-27 |PatentNum=422474 |PatentDate=1890-03-04 |PriorityDate=1889-09-27 |Titolo=Fountain-pen |Marca=Weidlich |Descrizione=[[Alim...
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Metadata

关于“Patent-US-422474.pdf”的事实
Application date1889年9月27日 (五) +
Application number325250 +
Assigned toOtto E. Weidlich +
Invented byOtto E. Weidlich +
Patent date1890年3月4日 (二) +
Patent descriptionAlimentatore superiore +
Patent number422474 +
Patent titleFountain-pen +
Patented byWeidlich +
Patented inUS +
Priority date1889年9月27日 (五) +
Used for featureAlimentatore +Overfeed +