„Your“ DRGM appears to having been registered in 1926.
The range of the respective patent numbers can be found on the left.
You may find „your“ product by patent number and related information in the dpma-register then.
Found one flask with that number that sold for 55,- bucks, think in Europe.
Good luck.
The range of the respective patent numbers can be found on the left.
You may find „your“ product by patent number and related information in the dpma-register then.
Found one flask with that number that sold for 55,- bucks, think in Europe.
Good luck.


