File:Patent-US-292313.pdf

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Original file(1,159 × 1,704 pixels, file size: 83 KB, MIME type: application/pdf, 2 pages)
Inventor

John A. Holland

Assignee

John A. Holland

Country

US

Application N°

292313

Application Date

1882-03-18

Patent N°

292313

Brevettato

1884-01-22

Priorità

1882-03-18

Brand

Holland

Title

Lead-holder for pencils

Description

Meccanismo portamine

Riferimenti esterni

Informazioni

Brevetto per la costruzione di un meccanismo di portamine.

File history

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current23:42, 15 October 2012Thumbnail for version as of 23:42, 15 October 20121,159 × 1,704, 2 pages (83 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=John A. Holland |Assignee=John A. Holland |Country=US |ApplicationNum=292313 |ApplicationDate=1882-03-18 |PatentNum=292313 |PatentDate=1884-01-22 |PriorityDate=1882-03-18 |Titolo=Lead-holder for pencils |Marca=Holland |Descrizion...
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Facts about "Patent-US-292313.pdf"
Application dateMarch 18, 1882 +
Application number292313 +
Assigned toJohn A. Holland +
Invented byJohn A. Holland +
Patent dateJanuary 22, 1884 +
Patent descriptionMeccanismo portamine +
Patent number292313 +
Patent titleLead-holder for pencils +
Patented byJohn Holland Pen Company +
Patented inUS +
Priority dateMarch 18, 1882 +