Y10T29/49284 - CPC Classification Index

ClassID:

245345 ⎘

Y10T29/49284 - CPC Classification

Classification description:

Metal working; Method of mechanical manufacture; Prime mover or fluid pump making; Piston ring or piston packing making including machining or angular cutting

Recent Application in this class:

20160138714

2016-05-19

Low tension piston rings and method for manufacturing the same

20150130143

2015-05-14

Method for producing an oil scraper piston ring

20140311437

2014-10-23

Piston ring for a piston of an internal combustion engine, and a method for producing same

20140265148

2014-09-18

Low tension piston rings and method for manufacturing the same

20140008874

2014-01-09

Method for producing piston rings

20130187340

2013-07-25

Method for producing a piston ring

20080028604

2008-02-07

Method for manufacturing a tribological component