File:Patent-US-1867932.pdf

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Original file(1,159 × 1,704 pixels, file size: 2.47 MB, MIME type: application/pdf, 42 pages)
Inventor

John E. Wahl, Carl W. Gronemann, Arthur N. Lungren

Assignee

The Wahl Company

Country

US

Application N°

183431

Application Date

1927-04-13

Patent N°

1867932

Brevettato

1932-07-19

Priorità

1927-04-13

Brand

Eversharp

Title

Means for making pen nibs

Description

Processo produttivo pennini

Riferimenti esterni

Informazioni

Brevetto per un processo produttivo, con tanto di schemi dei macchinari, per la produzione automatizzata di pennini.

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current18:29, 26 July 2012Thumbnail for version as of 18:29, 26 July 20121,159 × 1,704, 42 pages (2.47 MB)Piccardi (talk | contribs){{PatentInfo |Inventor=John E. Wahl, Carl W. Gronemann, Arthur N. Lungren |Assignee=The Wahl Company |Country=US |ApplicationNum=183431 |ApplicationDate=1927-04-13 |PatentNum=1825932 |PatentDate=1932-07-19 |PriorityDate=1927-04-13 |Titolo=Means for mak...
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关于“Patent-US-1867932.pdf”的事实
Application date1927年4月13日 (三) +
Application number183431 +
Assigned toThe Wahl Company +
Invented byJohn E. Wahl +、Carl W. Gronemann +和Arthur N. Lungren +
Patent date1932年7月19日 (二) +
Patent descriptionProcesso produttivo pennini +
Patent number1867932 +
Patent titleMeans for making pen nibs +
Patented byWahl Eversharp +
Patented inUS +
Priority date1927年4月13日 (三) +
Used for featurePennino +