| 1. | Rotary cameras for 16mm microfilm - mechanical and optical characteristics
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| 2. | Micrographics - rotary camera systems - test target for checking performance
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| 3. | Micrographics - rotary camera systems - test target for checking performance
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| 4. | Micrographics - rotary camera for 16 mm microfilm - mechanical and optical characteristics
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| 5. | Micrographics - rotary camera for 16 mm microfilm - mechanical and optical characteristics
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| 6. | Test for reprographic use ; fundamental assembly of typographical characters for legibility tests , test card for practical use in rotary cameras
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मोबाइल