AT71821B - Self-closing valve. - Google Patents
Self-closing valve.Info
- Publication number
- AT71821B AT71821B AT71821DA AT71821B AT 71821 B AT71821 B AT 71821B AT 71821D A AT71821D A AT 71821DA AT 71821 B AT71821 B AT 71821B
- Authority
- AT
- Austria
- Prior art keywords
- self
- closing valve
- closing
- valve
- desc
- Prior art date
Links
Landscapes
- Treating Waste Gases (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Description
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EMI1.1
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Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT71821T | 1912-10-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT71821B true AT71821B (en) | 1916-05-25 |
Family
ID=3593498
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT71821D AT71821B (en) | 1912-10-30 | 1912-10-30 | Self-closing valve. |
Country Status (1)
Country | Link |
---|---|
AT (1) | AT71821B (en) |
-
1912
- 1912-10-30 AT AT71821D patent/AT71821B/en active
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