FR367466A - Perfectionnement dans les appareils pour former des lignes d'affaiblissement ou entailles sur les dessus de boites métalliques et autres articles similaires
- Google Patents
Perfectionnement dans les appareils pour former des lignes d'affaiblissement ou entailles sur les dessus de boites métalliques et autres articles similaires
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B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D51/00—Making hollow objects
B21D51/16—Making hollow objects characterised by the use of the objects
B21D51/38—Making inlet or outlet arrangements of cans, tins, baths, bottles, or other vessels; Making can ends; Making closures
B21D51/383—Making inlet or outlet arrangements of cans, tins, baths, bottles, or other vessels; Making can ends; Making closures scoring lines, tear strips or pulling tabs
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Mechanical Engineering
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FR367466D1905-07-061906-06-26Perfectionnement dans les appareils pour former des lignes d'affaiblissement ou entailles sur les dessus de boites métalliques et autres articles similaires
ExpiredFR367466A
(fr)
Perfectionnement dans les appareils pour former des lignes d'affaiblissement ou entailles sur les dessus de boites métalliques et autres articles similaires
Perfectionnement dans les appareils pour former des lignes d'affaiblissement ou entailles sur les dessus de boites métalliques et autres articles similaires