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BS 1915:1952
Projectors for film strip and miniature lantern slides (for educational use) and optical lanterns.
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Technical characteristics
| Publisher | British Standards Institution (BSI) |
| Publication Date | 12/30/1952 |
| Page Count | 0 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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Previous versions
30/12/1952
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