F22B 33/06
Of boilers of furnace-tube type with boilers of fire-tube type
Official title: of boilers of furnace-tube type with boilers of fire-tube type
F22B33/06 (Of boilers of furnace-tube type with boilers of fire-tube type) appears on 1 US grants and 0 published applications in this corpus.
Search patents in F22B- Granted patents
- 1
- Published applications
- 0
- Assignees
- 1
- Inventors
- 1
- Latest grant
- 20 Jan 1976
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| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
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