Patent Assignment
Reel/Frame 032286/0696
Assignment of Assignor's Interest
Recorded: 2014-02-24
Pages: 4
Assignors
ZHANG, LIANG
Executed: 2014-02-17
LI, SHU
Executed: 2014-02-17
TIAN, JIALIN
Executed: 2014-02-17
ZENG, DEFA
Executed: 2014-02-17
Assignee
SICHUAN DEEP&FAST OIL DRILLING TOOLS CO., LTD
B332 ROAD WEST CORE NO. 4, HIGH TECH ZONE, CHENGDU, SICHUAN, 611730, CHINA
Covered Property
(1)
Roller Bit for Rock Breaking by Rotary Cutting