FR668474A - Automatic door closer - Google Patents

Automatic door closer

Info

Publication number
FR668474A
FR668474A FR668474DA FR668474A FR 668474 A FR668474 A FR 668474A FR 668474D A FR668474D A FR 668474DA FR 668474 A FR668474 A FR 668474A
Authority
FR
France
Prior art keywords
automatic door
door closer
closer
automatic
door
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
Other languages
French (fr)
Inventor
Stefan Pollatschek
Johann Wiedemann
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 filed Critical
Application granted granted Critical
Publication of FR668474A publication Critical patent/FR668474A/en
Expired legal-status Critical Current

Links

FR668474D 1929-01-28 1929-01-28 Automatic door closer Expired FR668474A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR668474T 1929-01-28

Publications (1)

Publication Number Publication Date
FR668474A true FR668474A (en) 1929-11-02

Family

ID=9015057

Family Applications (1)

Application Number Title Priority Date Filing Date
FR668474D Expired FR668474A (en) 1929-01-28 1929-01-28 Automatic door closer

Country Status (1)

Country Link
FR (1) FR668474A (en)

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