magnetic memory device - 3569947 MAGNETIC HOLDING DEVICE - 3184654 Switchable permanent magnetic holding devices - 4055824 Magnetic base - 4251791 Magnetic holder - 4465993 Method and apparatus for coil-less magnetoelectric magnetic flux switching for permanent magnets Method and apparatus for coil-less magnetoelectric magnetic flux switching for permanent magnets Methods for controlling the path of magnetic flux from a permanent magnet and devices incorporating the same - US 6246561 MAGNETIC HOLDING AND ALIGNING DEVICE - US 3304527 SENSING DEVICE FOR AUTOMATIC BRAKE SYSTEM INCLUDING INERTIA SWITCH WITH MAGNETIC HOLDING MEANS - US 3886339 ELECTRICAL SWITCH HAVING MAGNETIC HOLDING MEANS - US 3243542 Magnetic tool holding and storage apparatus - US 6006906 MAGNETIC HOLDING DRUM - US 3581257 DYNAMOELECTRIC MACHINE SHAKING AND MAGNETIC HOLDING ARRANGEMENT - US 3176174 GRANZOW MAGNETIC HOLDING UNIT - US 3294433 MAGNETIC HOLDING DEVICE - US 3184654 MAGNETIC BOBBIN HOLDING MEANS - US 2561155 CHANNEL FOR HOLDING MAGNETIC PACK - US 3109967 Magnetic nail holding device - US 4829855 MAGNETIC LATCH HOLDING MEANS FOR A SELVAGE KNITTING NEEDLE IN A NARROW WARE LOOM - US 3601160 Magnetic insert in jaw plate for holding vise parallels - US 6361034 GUN REST WITH MAGNETIC HOLDING MEANS - US 3041938 Rotating housing and anode/stationary cathode x-ray tube with magnetic susceptor for holding the ... - US 5274690 MAGNETIC FASTENER-HOLDING DEVICE - US RE24066 Permanent magnetic holding arrangement, particularly for temporary holding of ferro-magnetic parts - US 4401961 MAGNETIC HOLDING MEANS - US 2209809 VIBRATION ACTUATED SWITCH WITH MAGNETIC HOLDING MEANS AND ARMATURE RESET POSITIONING MEANS - US 3794786 Adjustable quick release magnetic holding assembly - US 4754532 MAGNETIC HOLDING MEANS IN A SURFACE PLATE DIMENSIONAL MEASURING APPARATUS - US 3723927 MAGNETIC HOLDING DEVICES - US 2923865 Switchable permanent magnetic holding devices - US 4055824 Magnetic holding device - US 6086125 MAGNETIC HOLDING DEVICE - US 2955239 MAGNETIC DETACHABLE HOLDING DEVICE - US 2943246 MOVABLE MAGNETIC BOWLING PIN HOLDING APPARATUS - US 2848235 MAGNETIC HOLDING DEVICE - US 2854273 Brackets and methods for holding wires utilizing magnetic force - US 6855890 MAGNETIC FASTENER-HOLDING DEVICE - US 2630036 Magnetic holding device - US 4652845 Magnetic work-holding device - US 4356467 Magnetic socket holding and storage apparatus - US 5080230 Part holding press tool with non-magnetic part holding mechanism - US 5539968 CONTAINER FOR HOLDING MAGNETIC TAPE ON EDGE AND HANDLING DEVICE THEREFOR - US 3588377 Magnetic holding device - US 4072920 Magnetic holding device - US 6614337 CONVEYOR WITH MAGNETIC ARTICLE HOLDING MEANS - US 3844401 Electrical machine Static free magnetic holding and release means - US 4052883 Switchable permanent magnetic holding device - US 4419644