File:Patent-US-764227.pdf

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Original file(1,159 × 1,704 pixels, file size: 135 KB, MIME type: application/pdf, 3 pages)
Inventor

August Eberstein

Assignee

August Eberstein, Charles Brandt

Country

US

Application N°

204198

Application Date

1904-04-21

Patent N°

764227

Brevettato

1904-07-05

Priorità

1904-04-21

Brand

Boston Pen

Title

Fountain pen

Description

Cappuccio a tenuta

Riferimenti esterni

Informazioni

Brevetto di un cappuccio di sicurezza, dotato di un controcappuccio con rientro conico per una chiusura sulla sezione che isoli il pennino garantendo la tenuta ed impedendo le perdite.

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current23:07, 23 June 2012Thumbnail for version as of 23:07, 23 June 20121,159 × 1,704, 3 pages (135 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=August Eberstein |Assignee=August Eberstein, Charles Brandt |Country=US |ApplicationNum=204198 |ApplicationDate=1904-04-21 |PatentNum=764227 |PatentDate=1904-07-05 |PriorityDate=1904-04-21 |Titolo=Fountain pen |Marca=Boston Pen C...
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Fatti riguardanti Patent-US-764227.pdf
Application dateaprile 21, 1904 +
Application number204198 +
Assigned toAugust Eberstein, Charles Brandt +
Invented byAugust Eberstein +
Patent dateluglio 5, 1904 +
Patent descriptionCappuccio a tenuta +
Patent number764227 +
Patent titleFountain pen +
Patented byBoston Pen +
Patented inUS +
Priority dateaprile 21, 1904 +