FR418217A - Procédé et dispositif pour la fabrication de couveProcédé et dispositif pour la fabrication de couvercles intermédiaires pour becs de lampes rcles intermédiaires pour becs de lampes
- Google Patents
Procédé et dispositif pour la fabrication de couveProcédé et dispositif pour la fabrication de couvercles intermédiaires pour becs de lampes rcles intermédiaires pour becs de lampes
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KARL ROESSLER KARL ROESSLER
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KARL ROESSLER KARL ROESSLER
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Application filed by KARL ROESSLER KARL ROESSLERfiledCriticalKARL ROESSLER KARL ROESSLER
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Publication of FR418217ApublicationCriticalpatent/FR418217A/fr
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
B21D53/00—Making other particular articles
B—PERFORMING OPERATIONS; TRANSPORTING
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
B21D37/00—Tools as parts of machines covered by this subclass
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR418217D1910-05-231910-05-23Procédé et dispositif pour la fabrication de couveProcédé et dispositif pour la fabrication de couvercles intermédiaires pour becs de lampes rcles intermédiaires pour becs de lampes
ExpiredFR418217A
(fr)
Procédé et dispositif pour la fabrication de couveProcédé et dispositif pour la fabrication de couvercles intermédiaires pour becs de lampes rcles intermédiaires pour becs de lampes