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ANCIENS CHAUVIE Ets
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ANCIENS CHAUVIE Ets
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Application filed by ANCIENS CHAUVIE EtsfiledCriticalANCIENS CHAUVIE Ets
Application grantedgrantedCritical
Publication of FR668523ApublicationCriticalpatent/FR668523A/fr
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
B21K3/00—Making engine or like machine parts not covered by sub-groups of B21K1/00; Making propellers or the like
B21K3/04—Making engine or like machine parts not covered by sub-groups of B21K1/00; Making propellers or the like blades, e.g. for turbines; Upsetting of blade roots
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR668523D1928-05-071928-05-07Procédé de fabrication et d'équilibrage des hélices, et moyens en permettant la mise en oeuvre
ExpiredFR668523A
(fr)