Inventor

Joe M. Escobar

Inventor

Viboras Encino, TX, US

Overview

1992

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.

1992Patents assigned to EXXON PRODUCTION RESEARCH CO (1)· patent assignee history

1992Based in Viboras Encino, TX, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
EXXON PRODUCTION RESEARCH CO	1	1992

Locations

Location	Patents	Span
Viboras Encino, Texas, US	1	1992