Patent Assignment
Reel/Frame 004010/0348
Assignment of Assignors Interest.
Recorded: 1982-07-12
Pages: 1
Assignor
HAHN, FREDERICK C
Executed: 1982-03-18
Assignee
ESCO CORPORATION
A CORP OF OR., PORTLAND, OREGON
Covered Property
(1)
Excavating Tooth
Patent:
4,428,131 →
Application:
06/372,171 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.