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Patent No. 5823386

Reward Candy Dispenser for Personal Computers

A personal computer peripheral, battery powered reward candy dispenser which immediately presents students with a single candy for each problem completed correctly.

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Assignee: Interlock Structures International, Inc.


Location: Minneapolis, MN
No. of patents: 8

NumberTitleIssue Date
D591538Support structure
05/05/2009
6715255Foldable support structure with hinged sawtooth wall members and rigid end cap
A foldable truss member suitable for commercial displays includes a plurality of side members that are adjacently hinged together. The side members include support members and bridging members having extensions. The side members are joined into a foldable structure ...
04/06/2004
6672792Tube fastener apparatus
A fastener connects an insert to a hollow tube. The fastener is formed to have a yoke portion extending between a pair of arm portions, all of which are formed arcuately to conform to the shape of tube. Arm portions have arcuate free ends with horizontall...
01/06/2004
4787768Fastener apparatus
A slat-wall is fastened at an edge to an elongated member. A metallic strap is formed to have first and second end portions and a central portion therebetween. The central portion fits about the elongated member so that the first and second end portions e...
11/29/1988
4776721Connecting apparatus
The invention is directed to a quick connect/disconnect mechanism for fastening structural members together. The inventive apparatus includes flanges with nonfacing ringular surfaces on each structural member. A bolt or other mechanism aligns the structur...
10/11/1988
4775258Connecting apparatus
Interconnecting apparatus (10) for a pair of structural members or space frame assemblies is disclosed. Apparatus (10) includes a button (12) attached to an end of one structural member and a receiver (18) attached to the end of another structural member....
10/04/1988
4637193Connecting apparatus
Interconnecting apparatus (10) for a pair of structural members or space frame assemblies is disclosed. Apparatus (10) includes a button (12) attached to an end of one structural member and a receiver (18) attached to the end of another structural member....
01/20/1987
4512117Modular proscenium theatre
A modular proscenium theatre (20) is disclosed. Theatre (20) includes transverse truss beams (24) connected together by flat truss sections (26) supported on columns (22). Cantilevered members (28) support lights (30). A cross-over curtain (36) is hung fr...
04/23/1985
 
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