CA416640A - Photographic refractive equalizer - Google Patents
Photographic refractive equalizerInfo
- Publication number
- CA416640A CA416640A CA416640A CA416640DA CA416640A CA 416640 A CA416640 A CA 416640A CA 416640 A CA416640 A CA 416640A CA 416640D A CA416640D A CA 416640DA CA 416640 A CA416640 A CA 416640A
- Authority
- CA
- Canada
- Prior art keywords
- equalizer
- photographic
- refractive
- refractive equalizer
- photographic refractive
- 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 |
---|---|---|---|
CA416640T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA416640A true CA416640A (en) | 1943-11-23 |
Family
ID=35525867
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA416640A Expired CA416640A (en) | Photographic refractive equalizer |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA416640A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4536789A (en) * | 1983-03-03 | 1985-08-20 | Bains Paul C | Apparatus for observation in a high velocity liquid stream |
-
0
- CA CA416640A patent/CA416640A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4536789A (en) * | 1983-03-03 | 1985-08-20 | Bains Paul C | Apparatus for observation in a high velocity liquid stream |
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