CA663254A - Vacuum lock - Google Patents
Vacuum lockInfo
- Publication number
- CA663254A CA663254A CA663254A CA663254DA CA663254A CA 663254 A CA663254 A CA 663254A CA 663254 A CA663254 A CA 663254A CA 663254D A CA663254D A CA 663254DA CA 663254 A CA663254 A CA 663254A
- Authority
- CA
- Canada
- Prior art keywords
- vacuum lock
- lock
- vacuum
- 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 |
---|---|---|---|
CA663254T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA663254A true CA663254A (en) | 1963-05-14 |
Family
ID=35957369
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA663254A Expired CA663254A (en) | Vacuum lock |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA663254A (en) |
-
0
- CA CA663254A patent/CA663254A/en not_active Expired
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