The report contains ten-year analysis with the following sections
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Title of patent family (most common patent title) |
Family members |
Filing year |
---|---|---|
heat treatment furnace | 2 | 2012 |
vane wheel | 2 | 2012 |
dismountable bidirectional oil injection pipe | 2 | 2013 |
furnace door adjusting mechanism of car-type heat treating furnace | 2 | 2012 |
steel pipe connection component of trolly-type heat treatment furnace | 2 | 2012 |
constant-temperature adjusting device | 1 | 2013 |
furnace lining structure for trolley type gas heat treatment furnace | 1 | 2012 |
car-type heat treating furnace | 1 | 2012 |
back sealing structure for furnace door of trolley type gas heat treatment furnace | 1 | 2012 |
furnace door structure of trolley type gas heat treatment furnace | 1 | 2012 |