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Class Information
Number: 119/244
Name: Animal husbandry > Aquatic animal culturing > Mollusk culturing > Pearl production
Description: Subject matter relating to the utilization of the necre-secreting cells within a pearl-producing mollusk.

Patents under this class:

Patent Number Title Of Patent Date Issued
7404378 Pearl culture method and product Jul. 29, 2008
7062940 Carved pearl Jun. 20, 2006
6341580 Nucleus and method for producing half or mabe pearls Jan. 29, 2002
5749319 Pearl and method for producing same May. 12, 1998
5480844 Crystallized-glass-made artificial nucleus for pearl, production process of the artificial nucleus, and pearl produced using the artificial nucleus Jan. 2, 1996
5347951 Process for producing pearls in abalone and other shell-bearing molluska and nucleus used therewith Sep. 20, 1994
5334012 Combustion chamber having reduced NO.sub.x emissions Aug. 2, 1994

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