CH77493A - Elektrische Rohrinnenheizung - Google Patents

Elektrische Rohrinnenheizung

Info

Publication number: CH77493A
Authority: CH; Switzerland
Prior art keywords: internal pipe; pipe heating; electric internal; electric; heating
Prior art date: 1917-08-08

Application number

CH77493A

Other languages

English (en)

Inventor

Herbert Gutzwiller

Original Assignee

Herbert Gutzwiller

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.)

1917-08-08

Filing date

1917-08-08

Publication date

1918-09-16

1917-08-08 Application filed by Herbert Gutzwiller filed Critical Herbert Gutzwiller

1918-09-16 Publication of CH77493A publication Critical patent/CH77493A/de

Links

238000010438 heat treatment Methods 0.000 title 1

CH77493A 1917-08-08 1917-08-08 Elektrische Rohrinnenheizung CH77493A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH77493T		1917-08-08

Publications (1)

Publication Number	Publication Date
CH77493A true CH77493A (de)	1918-09-16

Family

ID=4329885

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH77493A CH77493A (de)	1917-08-08	1917-08-08	Elektrische Rohrinnenheizung

Country Status (1)

Country	Link
CH (1)	CH77493A (de)

1917
- 1917-08-08 CH CH77493A patent/CH77493A/de unknown

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