分面浏览:发表日期 |
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限定条件 | ((内容类型:专利)) |
2021 1 | 2020 3 | 2019 9 |
2018 12 | 2017 5 | 2016 5 |
2015 11 | 2014 15 | 2013 4 |
2012 7 | 2011 6 | 2010 6 |
2009 10 | 2008 8 | 2007 11 |
2006 7 | 2005 6 | 2004 8 |
2003 9 | 2002 7 | 2001 5 |
2000 5 | 1999 6 | 1998 12 |
1997 6 | 1996 8 | 1995 2 |
1994 11 | 1993 1 | 1992 6 |
1991 10 | 1990 5 | 1989 10 |
1988 4 | 1987 19 | 1986 11 |
1985 4 | 1984 4 | 1983 2 |
1982 3 | 1980 1 | 1978 1 |
1976 1 | 1974 1 | 1972 1 |
1966 1 | 1965 1 |