Patent Assignment
Reel/Frame 003918/0249
Assignment of Assignors Interest.
Recorded: 1981-09-08
Pages: 2
Assignor
WATKINS, FRED E.
Executed: 1981-08-31
Assignee
CAMCO, INCORPORATED
A CORP. OF TEX, HOUSTON, TEXAS
Covered Property
(1)
Apparatus for Measuring Bottom Hole Well Conditions
Patent:
4,415,028 →
Application:
06/300,087 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.