TY  - GEN
T1  - Copyright and spare parts :Game and set to parts makers /
AU  - Tettenborn, Andrew M.,
VL  - 1986 pages 369-373
ID  - 8289
KW  - Copyright.
KW  - Intellectual property.
KW  - COPYRIGHT : WORKS OF APPLIED ART, DESIGNS AND MODELS AND MODERN ART
TI  - Copyright and spare parts :Game and set to parts makers /
ER  -