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Class Information
Number: 59/79.2
Name: Chain, staple, and horseshoe making > Chains > Elastic > Coil spring
Description: Chains comprising expansible chain linkages which are biased to retract by a continuous coil spring passing through a plurality of links.

Patents under this class:

Patent Number	Title Of Patent	Date Issued
7040120	Flexible piece of jewelry	May. 9, 2006
6978596	Transitional modular Italian charm link	Dec. 27, 2005
6513346	Method of forming a piece of flexible linear jewelry, and jewelry produced thereby	Feb. 4, 2003
4979276	Method of manufacturing articles suitably used as necklaces, bracelets and similar items	Dec. 25, 1990
4417437	Watchband formed of tubular metal rods and method of manufacturing same	Nov. 29, 1983
4366850	Cable-type tire chains and cross member and traction sleeve therefor	Jan. 4, 1983
4095415	Expandable metal belt	Jun. 20, 1978