Innovative hydraulic Die Set Tooling System for punching sections used to fabricate aluminium windows and doors

摘要

#$%^&*AU2012101178A420120920.pdf#####Abstract A hydraulic punching system for fabricating aluminium windows or doors comprises double sided die sets and replaceable ports, wherein the die sets can be replaceable if damaged and removed by a hand operated forklift.1415 890 425 100 Fri I-.CD D CD C 0 MENOMENT ISIGI DATE a1415 ;0 890 425 .0 C C) ~ CD CD 0 0 CD