Patent Assignment
Reel/Frame 004143/0426
Assignment of Assignors Interest.
Recorded: 1983-06-16
Pages: 1
Assignee
SHOWA ALUMINUM CORPORATION
224, 6-CHO, KAIZAN-CHO, SAKAI, A CORP. OF JAPAN, OSAKA, JAPAN
Covered Property
(1)
Process for Producing Hollow Aluminum Extrudates for Use in a Vacuum Environment
Patent:
4,578,973 →
Application:
06/504,955 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.