Roughly 1940-1945
You will need to contact Walther
You will have to contact Walther to find out.
You will need to contact Walther.
@1944
1938
You will can contact Walther, but probably 1943-45.
Impossible to answer without the serial number.
70-85
@ late 70's
Possibly late 30s
Dieter Marschall's book has serial number data in it. Probably 1945.
Someone at P38forum.com might know.