CA974422A - Convertible gas heating apparatus - Google Patents
Convertible gas heating apparatusInfo
- Publication number
- CA974422A CA974422A CA215,371A CA215371A CA974422A CA 974422 A CA974422 A CA 974422A CA 215371 A CA215371 A CA 215371A CA 974422 A CA974422 A CA 974422A
- Authority
- CA
- Canada
- Prior art keywords
- heating apparatus
- gas heating
- convertible gas
- convertible
- heating
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA215,371A CA974422A (en) | 1972-01-10 | 1974-12-06 | Convertible gas heating apparatus |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US21658672A | 1972-01-10 | 1972-01-10 | |
CA159,681A CA974421A (en) | 1972-01-10 | 1972-12-21 | Convertible gas heating apparatus |
CA215,371A CA974422A (en) | 1972-01-10 | 1974-12-06 | Convertible gas heating apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
CA974422A true CA974422A (en) | 1975-09-16 |
Family
ID=27162497
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA215,371A Expired CA974422A (en) | 1972-01-10 | 1974-12-06 | Convertible gas heating apparatus |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA974422A (en) |
-
1974
- 1974-12-06 CA CA215,371A patent/CA974422A/en not_active Expired
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