Search
Add filters:
Use filters to refine the search results.
Item hits:
Discover
Subject
- 186 PATENT
- 186 ИЗОБРЕТЕНИЕ
- 186 ПАТЕНТ
- 12 291900
- 9 551300
- 5 530100
- 5 551600
- 5 733900
- 5 B21D 15/04
- 5 G01T 1/202
- next >
Date issued
- 93 2010 - 2020
- 71 2000 - 2009
- 18 1990 - 1999
- 4 1986 - 1989