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Patent
D949106
Priority
Nov 18 2019
Filed
Nov 18 2019
Issued
Apr 19 2022
Expiry
Apr 19 2037
Assg.orig
Entity
unknown
0
20
n/a
The ornamental design for a demagnetization apparatus, as shown and described.
1. Demagnetization apparatus
1.1 is a front view;
1.2 is a side view;
1.3 is a front perspective view;
1.4 is a rear perspective view; and
1.5 is a bottom view.
In the drawings, the broken lines are for the purpose of illustrating portions of the demagnetization apparatus that forms no part of the claimed design.
Maurer, Albert
Patent
Priority
Assignee
Title
Patent
Priority
Assignee
Title
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Albert Maurer Method and apparatus for measuring magnetic fields with magnetic field polarity display and zero point adjustment
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Executed on Assignor Assignee Conveyance Frame Reel Doc
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