Welcome to the 1520 Perfect Dictionary
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| Worm-gear | |
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| WORM-GEAR Definition: A gear connecting shafts whose axes are at right angles but do not intersect, consisting of a core carrying a single- or multi-start helical thread of special form (the worm), meshing in sliding contact with a concave face gear-wheel (the worm-wheel). ____________________________________ See perfect type (1). See perfect gear (1). ___ See perfect design (1). See perfect connection (1). ___ See perfect particularity (1). See perfect characteristic (1). | |
1520 Products |
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1520 Products was established in 2005 with the purpose of entertaining and teaching us on key and important aspects of life (such as marriage, sex, etc) through the playing of games which will allow us to laugh but at the same time pass a message of what is the right or ideal way. |
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 1520 Sex Game |
 1520 Puzzles |
 1520 Marriage Game |