AU773822A - Improvements in electric butt-welding 1 machines - Google Patents

Improvements in electric butt-welding 1 machines

Info

Publication number
AU773822A
AU773822A AU7738/22A AU773822A AU773822A AU 773822 A AU773822 A AU 773822A AU 7738/22 A AU7738/22 A AU 7738/22A AU 773822 A AU773822 A AU 773822A AU 773822 A AU773822 A AU 773822A
Authority
AU
Australia
Prior art keywords
machines
welding
electric butt
butt
electric
Prior art date
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.)
Expired
Application number
AU7738/22A
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.)
Individual
Original Assignee
Individual
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of AU773822A publication Critical patent/AU773822A/en
Expired legal-status Critical Current

Links

AU7738/22A 1922-07-06 Improvements in electric butt-welding 1 machines Expired AU773822A (en)

Publications (1)

Publication Number Publication Date
AU773822A true AU773822A (en) 1923-02-20

Family

ID=

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