Patent document no. 447 394 for the “Doegen-Lauthalter”
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Height x width: 27,5 x 18,4 cm
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Source information
| Type | Patent
|
| Author | |
| Year of Publication |
1927
|
| Number |
447 394, class 42 g, group 6
|
| Date Published |
21.07.1927
|
| Type of Work |
Patent
|
| Publisher |
Reichspatentamt
|
| Place Published |
Berlin Lichterfelde
|
Copyright information
Original from
Deutsches Historisches Museum, Berlin (Inventory number: Do2 98/2201)
Copyright holder
Name
Richard Doegen
Copyright attribution
In copyright
Digitization Copyright
© Deutsches Historisches Museum, Berlin