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1969 Portescap Company Le Systeme de Force Constante 1969 Swiss Magazine Article
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"Le systeme de force contante Portescap" - Original magazine article (magazine clipping) which was removed from a 1969 Swiss magazine. At the end of the article, it says: "Communique de Portescap."
Text in the article is in French.
The opening sentence of the article reads:
"Des 1930, les ingenieurs et les micromecaniciens de Portescap (La Chaux-de-Fonds, Suisse) ont cherche a eliminer les inconvenients dus aux fortes variations de la force motrice qui peuvent se produire dans les appareils regularises par un porte-echappement (rappelons que le recors a un porte-echappement s'impose dans la plupart des cas ou il est necessaire de regler avec precision la vitesse d'un rouage ou de fixer exactement la duree de fonctionnement d'un mecanisme).."
The magazine article was carefully removed from a Swiss magazine.
[Please note: this is a magazine article/magazine clipping only; no watch, clock, parts or tools are included.]
The article is 2 pages in length (on one single sheet of paper, front and back) and includes a few small black and white images diagrams the text.
As with most vintage magazine clippings, there is some yellowing to the paper due to age as well as light wear and small bends.
The magazine article was carefully removed directly from a Swiss magazine. It is not a copy or reproduction. The rest of the magazine is not included.
[Please note: this is a magazine article/magazine clipping only; no watch, clock, parts or tools are included.]
[inv. EI-J7-69]
Text in the article is in French.
The opening sentence of the article reads:
"Des 1930, les ingenieurs et les micromecaniciens de Portescap (La Chaux-de-Fonds, Suisse) ont cherche a eliminer les inconvenients dus aux fortes variations de la force motrice qui peuvent se produire dans les appareils regularises par un porte-echappement (rappelons que le recors a un porte-echappement s'impose dans la plupart des cas ou il est necessaire de regler avec precision la vitesse d'un rouage ou de fixer exactement la duree de fonctionnement d'un mecanisme).."
The magazine article was carefully removed from a Swiss magazine.
[Please note: this is a magazine article/magazine clipping only; no watch, clock, parts or tools are included.]
The article is 2 pages in length (on one single sheet of paper, front and back) and includes a few small black and white images diagrams the text.
As with most vintage magazine clippings, there is some yellowing to the paper due to age as well as light wear and small bends.
The magazine article was carefully removed directly from a Swiss magazine. It is not a copy or reproduction. The rest of the magazine is not included.
[Please note: this is a magazine article/magazine clipping only; no watch, clock, parts or tools are included.]
[inv. EI-J7-69]
