Inventor

Edwin W. Thomas

Inventor

Midland, TX, US

Overview

1984

Patent span

Fixed constructions

Primary field (CPC E)

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

E21Bprimary

E21BEarth or rock drilling50%

Y10TTechnical subjects covered by former us classification50%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1984Patents assigned to BRIEN GOINS ENGINEERING INC O (1)· patent assignee history

1984Based in Midland, TX, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BRIEN GOINS ENGINEERING INC O	1	1984

Locations

Location	Patents	Span
Midland, Texas, US	1	1984