Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU36317/93A
Inventor
Werner Godtner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wera Werk Hermann Werner GmbH and Co KG
Original Assignee
Wera Werk Hermann Werner GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE4207964Aexternal-prioritypatent/DE4207964A1/en
Priority claimed from DE4207963Aexternal-prioritypatent/DE4207963A1/en
Application filed by Wera Werk Hermann Werner GmbH and Co KGfiledCriticalWera Werk Hermann Werner GmbH and Co KG
Priority claimed from PCT/EP1993/000530external-prioritypatent/WO1993017814A1/en
Publication of AU3631793ApublicationCriticalpatent/AU3631793A/en
AU36317/93A1992-03-131993-03-09Process and device for producing cross-head screwing tools or the like, especially in the form of bits
AbandonedAU3631793A
(en)
Cold forming process and equipment esp. for screw driver bits of cross slot form - with hexagonal head formed at one end of round bar blank and cross-slot profile formed at other end with concentric closing pile