Emergency urinal for travel use; has funnel, flow channel and connection for urine container and has elastic tube piece for each sex, to form seal between funnel and genital organs of user
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Mini-bidet for use in baths
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Variable prism holder for optional turned parts for optical testing has two transparent prism rods on which workpiece is placed and that can be varied in both height and separation
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Rear-sprung bicycle frame bearing
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Device for separating and connecting pipelines under operating conditions
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Position-compensating swivel joint for double ladders and step ladders etc.
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Circuit arrangement for a feeding point on two-layer tracks, especially industrial railways
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Manually operated chopping device for garden waste
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Method for producing high accuracy adjustments for feeding
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Garden refuse grinding appts. - has rotating blades on inclined shaft working together with arc-shaped counter blade on hopper bottom
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Arrangement for correcting cranks of hearing on a high performance lens
