| E04B1/19 | ..Three-dimensional framework structures |
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Note(s) Group E04B 1/19 takes precedence over groups E04B 1/20-E04B 1/30. [2] |
Descriptions for E04B1/19 and notes/indexes are displayed on this screen.
Descriptions for E04B1/19 and notes/indexes are displayed on this screen.
| E04B1/19 | ..Three-dimensional framework structures |
|
Note(s) Group E04B 1/19 takes precedence over groups E04B 1/20-E04B 1/30. [2] |