Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
German
⇄
English
French
Hungarian
Russian
Spanish
G
o
o
g
l
e
|
Forvo
|
+
Stoffpatent
n
econ.
product patent
patents.
patent for a new substance
;
substance patent
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
