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- 176 ПАТЕНТ
- 127 INVENTION
- 127 ИЗОБРЕТЕНИЕ
- 44 USEFUL MODEL
- 44 ПОЛЕЗНАЯ МОДЕЛЬ
- 4 E02B 9/08
- 4 G02B5/00
- 4 G02B6/00
- 3 31.00.00
- 3 B62D 53/00
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