Roof Mining Drill Bit
Patent Information
- Authority / Receiving Office
- US ยท United States
- Current Assignee / Owner
- NOVATEK IP
- Publication Date
- 2008-02-14
- Estimated Expiration
- Not applicable ยท inactive patent
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Abstract
Description
CROSS REFERENCE TO RELATED APPLICATION
[0001] This application is a continuation-in-part of U.S. patent application Ser. No. 11 / 7766,975 and was filed on Jun. 22, 2007. This application is also a continuation-in-part of U.S. patent application Ser. No. 11 / 774,227 which was filed on Jul. 6, 2007. U.S. patent application Ser. No. 11 / 774,227 is a continuation-in-part of U.S. patent application Ser. No. 11 / 773,271 which was filed on Jul. 3, 2007. U.S. patent application Ser. No. 11 / 773,271 is a continuation-in-part of U.S. patent application Ser. No. 11 / 766,903 filed on Jun. 22, 2007. U.S. patent application Ser. No. 11 / 766,903 is a continuation of U.S. patent application Ser. No. 11 / 766,865 filed on Jun. 22, 2007. U.S. patent application Ser. No. 11 / 766,865 is a continuation-in-part of U.S. patent application Ser. No. 11 / 742,304 which was filed on Apr. 30, 2007. U.S. patent application Ser. No. 11 / 742,304 is a continuation of U.S. patent application Ser. No. 11 / 742,261 which was filed on...