TY  - GEN
T1  - Convention priority for improvement inventions and patents of addition /
AU  - Beier, Friedrich-karl,
AU  - Moufang, Raine.
N1  - ISSN: 0018-9855
N1  - Reprint donated by the author.
ID  - 19088
KW  - Patents.
KW  - Patents
KW  - Paris Convention
TI  - Convention priority for improvement inventions and patents of addition /
ER  -