Equipment and tool for manufacture of all known types of screw-threads (apart from buttress threads) in a single pass operation
A Standard patent application filed on 02 March 1989 credited to Leeb, Felix
Details
Application number :
30978
Application type :
Standard
Application status :
CEASED
Under opposition :
No
Proceeding type :
Invention title :
Equipment and tool for manufacture of all known types of screw-threads (apart from buttress threads) in a single pass operation