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GB1064989A
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Improvements relating to photographic projection screens
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DE1242013B
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Sliding device for projection screen tripod frames
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DE1244439B
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Projection wall tripod
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DE1095545B
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Transportable projection screen
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DE940943C
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Transportable projection screen for film presentations or the like.
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DE919321C
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Transportable projection screen for film presentations or the like.
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DE731034C
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Rollable screen
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DE713164C
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Rollable screen
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DE713259C
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Erecting device for screens
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DE698750C
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Clamping device for the lengthways of roll-up curtains, especially blackout curtains
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GB456133A
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Improvements in projection screens
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DE653110C
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Process for the production of blackout cloths from wooden wire cloth
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DE615431C
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Rollable screen
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DE627583C
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Projection wall frame
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DE556829C
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screen
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DE505969C
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Roll-up projection screen
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DE548765C
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Light screen
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DE583665C
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Sound film display screen
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DE526053C
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Roll-up projection screen
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