TY  - GEN
T1  - PATDPA :an online searchable patent database with display of patent drawing /
AU  - Wittmann, Alfred,
AU  - Tittlbach, G.
VL  - 1986 Vol 8 No 1 pages 29-40
ID  - 8675
KW  - Patents.
KW  - PATENTS : DOCUMENTATION, PLANNING, MECHANIZATION
TI  - PATDPA :an online searchable patent database with display of patent drawing /
ER  -