Procédé de fabrication des mains de ressorts

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Bibliographic Details
Main Author PLANET PIERRE
Format Patent
LanguageFrench
Published 26.01.1911
Subjects
MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES,RIVETS, BOLTS OR WHEELS
MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL
PERFORMING OPERATIONS
PUNCHING METAL
TRANSPORTING
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Bibliography:Application Number: FRD420287