CA203982A - Fire door mechanism - Google Patents
Fire door mechanismInfo
- Publication number
- CA203982A CA203982A CA203982A CA203982DA CA203982A CA 203982 A CA203982 A CA 203982A CA 203982 A CA203982 A CA 203982A CA 203982D A CA203982D A CA 203982DA CA 203982 A CA203982 A CA 203982A
- Authority
- CA
- Canada
- Prior art keywords
- fire door
- door mechanism
- fire
- door
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA203982T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA203982A true CA203982A (en) | 1920-09-14 |
Family
ID=35078418
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA203982A Expired CA203982A (en) | Fire door mechanism |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA203982A (en) |
-
0
- CA CA203982A patent/CA203982A/en not_active Expired
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