Nähmaschinentechnik-Forum

My Adler APHA has the serial number 4094 on the lateral (near the engine) side.
Does anybody know how to identify the production date?
Thank you.

det hat geschrieben:Hello luis,
its a table in a thread in an other board -->take a look at post #245.

Thank you so much! How about the Adler APHA? How this can be dated? Thanks again.

Die Maschine ist in ausgesprochen gutem Zustand. Seriennummer ist #1754689. Das ergibt laut der Tabelle ein Herstellungsdatum ca 3. Quartal 1957. Hello, In one of the APHA sewing machines, you mentioned "Serial number is # 1754689. The results according to the table, a production date about 3r...