Roller shutter box with a roller and a roller shutter wound on it
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Miniature competition ball game, in particular table tennis game, with a playing surface in the form of a round table and a hollow cylindrical rebound wall
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Authorization verifying method for access of person to e.g. computer system, involves granting access for person only when correlation between characteristics of sound notes of recorded text and prior stored word sample is determined
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Wall anchor to reinforce or secure walls; has long anchor section for insertion in one or more masonry blocks with at least one abutment to brace anchor against opening and prevent withdrawal
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Wall block for bricking walls free of mortar joints as well as wall anchors therefor
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Surface miller for planing building bricks
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Lightweight building block for walls, supports etc.
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Wishbone-boom front part with a quick-acting mast lock for windsurfing boards
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Vertically adjustable boom with mast running rail and quick-action locking catch
