CH3309A - Regulirbarer Ventilationsapparat für Kopfbedeckungen - Google Patents

Regulirbarer Ventilationsapparat für Kopfbedeckungen

Info

Publication number: CH3309A
Authority: CH; Switzerland
Prior art keywords: headgear; ventilation device; adjustable ventilation; adjustable; ventilation
Prior art date: 1891-03-25

Application number

CH3309A

Other languages

English (en)

Inventor

Conrad Heer

Original Assignee

Conrad Heer

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.)

1891-03-25

Filing date

1891-03-25

Publication date

1891-10-31

1891-03-25 Application filed by Conrad Heer filed Critical Conrad Heer

1891-10-31 Publication of CH3309A publication Critical patent/CH3309A/de

Links

CH3309A 1891-03-25 1891-03-25 Regulirbarer Ventilationsapparat für Kopfbedeckungen CH3309A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH3309T		1891-03-25

Publications (1)

Publication Number	Publication Date
CH3309A true CH3309A (de)	1891-10-31

Family

ID=4184562

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH3309A CH3309A (de)	1891-03-25	1891-03-25	Regulirbarer Ventilationsapparat für Kopfbedeckungen

Country Status (1)

Country	Link
CH (1)	CH3309A (de)

1891
- 1891-03-25 CH CH3309A patent/CH3309A/de unknown

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