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CH79207A - Process for the production of pipes, sheet metal jackets or the like from two or more helically wound sheet metal strips - Google Patents

Process for the production of pipes, sheet metal jackets or the like from two or more helically wound sheet metal strips

Info

Publication number
CH79207A
CH79207A CH79207A CH79207DA CH79207A CH 79207 A CH79207 A CH 79207A CH 79207 A CH79207 A CH 79207A CH 79207D A CH79207D A CH 79207DA CH 79207 A CH79207 A CH 79207A
Authority
CH
Switzerland
Prior art keywords
sheet metal
pipes
production
helically wound
jackets
Prior art date
Application number
CH79207A
Other languages
German (de)
Inventor
Robert Heinz
Original Assignee
Robert Heinz
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
Application filed by Robert Heinz filed Critical Robert Heinz
Publication of CH79207A publication Critical patent/CH79207A/en

Links

CH79207A 1918-04-08 1918-04-08 Process for the production of pipes, sheet metal jackets or the like from two or more helically wound sheet metal strips CH79207A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH79207T 1918-04-08

Publications (1)

Publication Number Publication Date
CH79207A true CH79207A (en) 1918-10-16

Family

ID=4332394

Family Applications (1)

Application Number Title Priority Date Filing Date
CH79207A CH79207A (en) 1918-04-08 1918-04-08 Process for the production of pipes, sheet metal jackets or the like from two or more helically wound sheet metal strips

Country Status (1)

Country Link
CH (1) CH79207A (en)

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