-
Top loading battery holder
-
Patent number 11,018,394
-
Issue date May 25, 2021
-
Memory Protection Devices, Inc.
-
Thomas Blaha
-
H01 - BASIC ELECTRIC ELEMENTS
-
Top loading battery holder
-
Patent number 10,333,116
-
Issue date Jun 25, 2019
-
Memory Protection Devices, Inc.
-
Thomas Blaha
-
H01 - BASIC ELECTRIC ELEMENTS
-
-
-
Battery holder for coin cells
-
Patent number 4,487,820
-
Issue date Dec 11, 1984
-
Memory Protection Devices, Inc.
-
Charles Engelstein
-
H01 - BASIC ELECTRIC ELEMENTS
-
77911119 - GLIDERS
-
Serial number 77911119
-
Registration number 3831791
-
Filing date Jan 13, 2010
-
Memory Protection Devices, Inc.
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
77455605 - MPD MEMORY PROTECTION DEVICES, INC.
-
Serial number 77455605
-
Registration number 3543236
-
Filing date Apr 23, 2008
-
Memory Protection Devices Inc.
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments