PL302173A1 - Portable miner's rescue apparatus changing chamber for underground mines - Google Patents
Portable miner's rescue apparatus changing chamber for underground minesInfo
- Publication number
- PL302173A1 PL302173A1 PL30217394A PL30217394A PL302173A1 PL 302173 A1 PL302173 A1 PL 302173A1 PL 30217394 A PL30217394 A PL 30217394A PL 30217394 A PL30217394 A PL 30217394A PL 302173 A1 PL302173 A1 PL 302173A1
- Authority
- PL
- Poland
- Prior art keywords
- changing chamber
- rescue apparatus
- underground mines
- apparatus changing
- portable miner
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL94302173A PL173187B1 (en) | 1994-02-07 | 1994-02-07 | Portable miner's rescue apparatus changing chamber for underground mines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL94302173A PL173187B1 (en) | 1994-02-07 | 1994-02-07 | Portable miner's rescue apparatus changing chamber for underground mines |
Publications (2)
Publication Number | Publication Date |
---|---|
PL302173A1 true PL302173A1 (en) | 1995-08-21 |
PL173187B1 PL173187B1 (en) | 1998-02-27 |
Family
ID=20061761
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL94302173A PL173187B1 (en) | 1994-02-07 | 1994-02-07 | Portable miner's rescue apparatus changing chamber for underground mines |
Country Status (1)
Country | Link |
---|---|
PL (1) | PL173187B1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8678515B2 (en) | 2006-02-27 | 2014-03-25 | Kennedy Metal Products & Buildings, Inc. | Mine refuge |
US8007047B2 (en) | 2006-02-27 | 2011-08-30 | Kennedy Metal Products & Buildings, Inc. | Mine refuge |
US7533942B2 (en) | 2006-02-27 | 2009-05-19 | Kennedy Metal Products & Buildings, Inc. | Mine refuge |
-
1994
- 1994-02-07 PL PL94302173A patent/PL173187B1/en unknown
Also Published As
Publication number | Publication date |
---|---|
PL173187B1 (en) | 1998-02-27 |
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