IP Library › Patent Application 60299615
Patent Application Provisional
App. No. 60/299,615 · Confirmation No. 3845

Backreamer for enlarging subterranean holes

Inventor: David Camp
Provisional Application Expired
⬇ PDF
 Code Description Pages PDF
2001-06-20 TRNA Transmittal of New Application 1 View
2001-06-20 SPEC Specification 6 View
2001-06-20 CLM Claims 1 View
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Quick Facts
App. No.
60/299,615
Filed
2001-06-20