Merchandise marking with programmable transponders

Merchandise securing device having a recessed closure

Merchandise security system utilizing RF transmitter

Merchandise tag with alarming features for securing tag to...

Merchandise tagging technique

Merchandise theft deterrent sensor

Mercury vibration warning switch

Mesh network personal emergency response appliance

Message communication system and method

Message generation supervision system

Message leaving system and method for digital photo frame

Message repeating apparatus and method

Message transmission in one or more languages based on one...

Message transmission in one or more languages based on one...

Metal closure with RFID device

Metal compensated radio frequency identification reader

Metal container closure having integral RFID tag

Metal cutting machine tool break detection

Metal cutting tool failure event sensor

Metal cutting tool wear indicator method and system