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BATES EXPANDED STEEL TRUSS COM
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BATES EXPANDED STEEL TRUSS COM
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Application filed by BATES EXPANDED STEEL TRUSS COMfiledCriticalBATES EXPANDED STEEL TRUSS COM
Application grantedgrantedCritical
Publication of FR488547ApublicationCriticalpatent/FR488547A/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
B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR488547D1918-01-231918-01-23Perfectionnements dans les machines pour redresser des pièces de construction
ExpiredFR488547A
(fr)