F22B 23/04
The water-tube, i.e. field-tube, sets being vertical or substantially vertical
Official title: the water-tube, i.e. Field-tube, sets being vertical or substantially vertical
F22B23/04 (The water-tube, i.e. field-tube, sets being vertical or substantially vertical) appears on 3 US grants and 0 published applications in this corpus.
Search patents in F22B- Granted patents
- 3
- Published applications
- 0
- Assignees
- 2
- Inventors
- 6
- Latest grant
- 3 Dec 1991
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