TY  - GEN
T1  - Use requirement under German trademark law /
AU  - Heil, Gerhard,
VL  - 1975 Vol 6 No 2 pages 187-198
ID  - 4013
KW  - Trademarks.
KW  - Industrial property.
KW  - MARKS : OBLIGATION TO USE AND WORK (UTILITY)
KW  - Utility models
TI  - Use requirement under German trademark law /
ER  -