Research output: Patenting and IP registration › Patent
93.7 KB, PDF document
Original language | Russian |
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Patent number | 2234723 (РФ) |
IPC (International Patent Classification) | G02F 1/13 (2000.01),G02B 6/14 (2000.01) |
Priority date | 24/10/01 |
Filing date | 24/10/01 |
State | Published - 2004 |
ID: 104053818