British 20mm Oerlikon

[Big Dave]

Picked this up today ,can anyone help with an I'd ?think it's British ,dated 1939 ,Oe for Oerlikon ,T10 not got a clue and A lot number ?early trial ? View attachment 122427View attachment 122428View attachment 122429

 

[kahu1]

Can't see your pics.

 

[Big Dave]

oops sorry second attempt

 

[Falcon]

I think this case may actually be Swiss

 

[rigby]

Yes....this is a swiss case for the AA Gun "Flab-K. Oe 37", made by "Eidgenossische Munitionsfabrik Altdorf" in 1939.