CH6257A - Automatic valve air purifier (Vallotton system) - Google Patents

Automatic valve air purifier (Vallotton system)

Info

Publication number
CH6257A
CH6257A CH6257A CH6257DA CH6257A CH 6257 A CH6257 A CH 6257A CH 6257 A CH6257 A CH 6257A CH 6257D A CH6257D A CH 6257DA CH 6257 A CH6257 A CH 6257A
Authority
CH
Switzerland
Prior art keywords
vallotton
air purifier
automatic valve
valve air
automatic
Prior art date
Application number
CH6257A
Other languages
French (fr)
Inventor
Francois Vallotton
Original Assignee
Francois Vallotton
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 Francois Vallotton filed Critical Francois Vallotton
Publication of CH6257A publication Critical patent/CH6257A/en

Links

CH6257A 1893-01-20 1893-01-20 Automatic valve air purifier (Vallotton system) CH6257A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH6257T 1893-01-20

Publications (1)

Publication Number Publication Date
CH6257A true CH6257A (en) 1893-07-31

Family

ID=4191363

Family Applications (1)

Application Number Title Priority Date Filing Date
CH6257A CH6257A (en) 1893-01-20 1893-01-20 Automatic valve air purifier (Vallotton system)

Country Status (1)

Country Link
CH (1) CH6257A (en)

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