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Class Information
Number: ;257/521
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Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
Bulk vending apparatus, system and method
Semiconductor device and manufacturing method thereof
Method and apparatus for disease diagnosis and screening using extremely low frequency electromagnetic fields
Fuse part in semiconductor device and method for forming the same
Estimating stack distances
Photomask blank, photomask blank manufacturing method, and photomask manufacturing method
Model matching for trace link generation
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Misalignment connector with retained internal spherical seal
Method of manufacturing dehumidifier element
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Gaming machine with curved side profile and vertical frame
Single sided adhesive tape for compound diversion on BOC substrates
Reverse osmosis membrane of high urea rejection properties
Dispenser for swimming pool chemicals
Methods and apparatus for providing egalitarian control in a multimedia collaboration session
Electro-magnetic actuator for driving an objective lens
Superconductive exciter winding for the rotor of a turbogenerator and method of production