CS104688A1 - Safety device for persons' vigilance checking - Google Patents
Safety device for persons' vigilance checkingInfo
- Publication number
- CS104688A1 CS104688A1 CS881046A CS104688A CS104688A1 CS 104688 A1 CS104688 A1 CS 104688A1 CS 881046 A CS881046 A CS 881046A CS 104688 A CS104688 A CS 104688A CS 104688 A1 CS104688 A1 CS 104688A1
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- vigilance
- persons
- checking
- safety device
- safety
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CS881046A CS266427B1 (en) | 1988-02-19 | 1988-02-19 | Safety device for persons' vigilance checking |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CS881046A CS266427B1 (en) | 1988-02-19 | 1988-02-19 | Safety device for persons' vigilance checking |
Publications (2)
Publication Number | Publication Date |
---|---|
CS104688A1 true CS104688A1 (en) | 1989-04-14 |
CS266427B1 CS266427B1 (en) | 1990-01-12 |
Family
ID=5343848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CS881046A CS266427B1 (en) | 1988-02-19 | 1988-02-19 | Safety device for persons' vigilance checking |
Country Status (1)
Country | Link |
---|---|
CS (1) | CS266427B1 (en) |
-
1988
- 1988-02-19 CS CS881046A patent/CS266427B1/en unknown
Also Published As
Publication number | Publication date |
---|---|
CS266427B1 (en) | 1990-01-12 |
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