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PINGUET ET FILS SOC
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PINGUET ET FILS SOC
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Application filed by PINGUET ET FILS SOCfiledCriticalPINGUET ET FILS SOC
Application grantedgrantedCritical
Publication of FR445991ApublicationCriticalpatent/FR445991A/fr
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
B29D19/00—Producing buttons or semi-finished parts of buttons
B29D19/04—Producing buttons or semi-finished parts of buttons by cutting, milling, turning, stamping, or perforating moulded parts; Surface treatment of buttons
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR445991D1912-07-121912-07-12Nouvelle fraise à profil constant pour le découpage des boutons de nacre et autres matières dures, évitant l'affutage
ExpiredFR445991A
(fr)