FR639851A - Appareil avertisseur - Google Patents

Appareil avertisseur

Info

Publication number
FR639851A
FR639851A FR639851DA FR639851A FR 639851 A FR639851 A FR 639851A FR 639851D A FR639851D A FR 639851DA FR 639851 A FR639851 A FR 639851A
Authority
FR
France
Prior art keywords
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warning
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
English (en)
Inventor
Erich Feth
Ludwig Hausfelder
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 FR639851A publication Critical patent/FR639851A/fr
Expired legal-status Critical Current

Links

FR639851D 1926-08-31 1927-08-20 Appareil avertisseur Expired FR639851A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE639851X 1926-08-31

Publications (1)

Publication Number Publication Date
FR639851A true FR639851A (fr) 1928-07-02

Family

ID=6579896

Family Applications (1)

Application Number Title Priority Date Filing Date
FR639851D Expired FR639851A (fr) 1926-08-31 1927-08-20 Appareil avertisseur

Country Status (1)

Country Link
FR (1) FR639851A (fr)

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