Patent
Asphalt-zement und seine verwendung
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The article was published on 1975-04-24. It has received 2 citations till now.read more
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Patent
Figure toy with rapidly extensible tongue
Richard Droller,Brian Fontaine +1 more
TL;DR: A toy creature figure has a tongue-like element that darts from the mouth of the figure when a pneumatic bulb, which comprises an integral part thereof, is squeezed as mentioned in this paper.
Patent
Mixture of fine grain
TL;DR: In this paper, a method for the production of a fine grain mixture, having water-repellent-making properties, with a grain size of essentially below 0.2 mm, and a grain that statistically evenly distributed onto the fine-grained mixture contains at least one mineral hydrophilic component and at least 1 hydrophobic component which is insoluble in water, characterized in that the hydophilic component, which is formed from either salt and/or lava powder and or quartz powder, on the one hand, and the hydrophobia component which was formed from