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  • ...ent|US|501895}}) and two in [[1896]] ({{Cite patent|US|567151}} and {{Cite patent|US|567152}}). The principle is always to use a recessed nib assembly, but i
    487 byte (74 parole) - 01:15, 4 nov 2020
  • ...patent|GB|397736}}, approved August 31 , 1933 and the French patent {{Cite patent|FR|728038}}.<ref> in patents are cited as inventors Chelazzi Mirko and Dino
    1 KB (187 parole) - 01:59, 27 nov 2020
  • ...|51]], but the company still had patented an hooded nib since 1932 ({{Cite patent|FR|750689}}). So the company seems to have beaten [[Parker]] in terms of in
    782 byte (118 parole) - 16:55, 26 lug 2014
  • ...t ({{Cite patent|US|416944}}) in [[1889]], and a subsequent patent ({{Cite patent|US|512319}}) in [[1894]] for his special ''[[Lucky Curve]]'' feeder, which
    464 byte (74 parole) - 01:03, 10 mar 2013
  • ...lio ({{Cite patent|US|1209978}}), e per un efficiente alimentatore ({{Cite patent|US|1340277}}).
    552 byte (77 parole) - 15:38, 23 ago 2014
  • ...2}}), of the [[Chilton]] [[pneumatic filler]] system (whose patent, {{Cite patent|US|1528379}}, is mentioned explicitly). In fact, the operating principle is
    610 byte (85 parole) - 21:32, 4 nov 2020
  • ...ink reserve through the use of two separate cartridges (see patent {{Cite patent|DE|1215025}}), as for the [[Duo-Cart]] of the [[Aurora]].
    574 byte (79 parole) - 12:02, 27 giu 2021
  • ...y the travel of the lever, and another one for an efficient feeder ({{Cite patent|US|1340277}}), all these features can be found on [[Carter]] pens.
    603 byte (93 parole) - 16:07, 23 ago 2014
  • ...patent|US|501895}}) e due nel [[1896]] ({{Cite patent|US|567151}} e {{Cite patent|US|567152}}). Il principio è sempre quello di utilizzare un gruppo pennino
    575 byte (82 parole) - 01:15, 4 nov 2020
  • ...n] however is reported the purchase by the [[Parker]] of the patent {{Cite patent|US|787152}}, which is from [[1905]].</ref> The system was born from the nee
    968 byte (131 parole) - 01:28, 4 nov 2020
  • ...a special ink reservoir (see patents {{Cite patent|GB|666830}} and {{Cite patent|DE|958812}}) that allowed an emergency reserve to be maintained, usable by
    470 byte (73 parole) - 11:55, 27 giu 2021
  • ...very interesting story, there is in fact a variant of [[1931]], the {{Cite patent|CA|327288}}, that's assigned to the [[Swan|Mabie Todd]] company, that in th
    938 byte (149 parole) - 23:36, 7 dic 2022
  • ...7736}}, riconosciuto il 31 agosto del 1933, ed il brevetto francese {{Cite patent|FR|728038}}.<ref>nei brevetti sono citati come inventori Mirko Chelazzi e D
    1 KB (185 parole) - 01:51, 27 nov 2020
  • ...d this make that number dubious; the only one other known patent is {{Cite patent|IT|102094}}, found on [[hooded nib]] models produced after WWII and marked
    843 byte (133 parole) - 23:47, 23 dic 2017
  • ...nda aveva comunque brevettato penne a pennino coperto fin dal 1932 ({{Cite patent|FR|750689}}). Si può pertanto ritenere che l'azienda francese abbia battut
    884 byte (125 parole) - 16:35, 26 lug 2014
  • ...edish Johansson patent from [[1898]] and an American Barnes patent ({{Cite patent|US|726495}}) from [[1903]], the presence of which has allowed other compani
    476 byte (71 parole) - 01:06, 4 nov 2020
  • ...erbatoio di inchiostro (vedi i brevetti {{Cite patent|GB|666830}} e {{Cite patent|DE|958812}}) che consentiva di mantenere una riserva di emergenza, utilizza
    565 byte (76 parole) - 11:23, 27 giu 2021
  • ...the patent of the ''[[Top Lever]]'' ({{Cite patent|GB|273357}} and {{Cite patent|FR|628272}} which is even more similar to the mechanism found on the [[Auro
    861 byte (136 parole) - 15:24, 8 set 2021
  • ...a filling system that dates back to around [[1906]] (the patent is {{Cite patent|US|804847}} applied for in [[1905]]), when [[Holland]], then still one of t
    347 byte (49 parole) - 12:30, 31 ott 2020
  • ...rs are also in the patent {{Cite patent|GB|302015}} (identical to {{Cite patent|CH|130454}}) registered in the name of ''Kohler & Schaefer''.</ref> and fr
    881 byte (137 parole) - 23:38, 9 apr 2019

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