mid-atlantic

mini-circuits

moller

晶振mtronpti

mag-layers

magnachip

midcom

mitel

晨星mstar-semi

macromatic

manhattan-wire

marinco

mclean

milwaukee

modutec

matsushita

微晶micro-chrystal

微軟microsoft

m-jay

macromatic-controls

mader

mag-lite

magnatec

magnelab

magnet-schultz

magtech

mahr

majestic

makita

malico

marathon-special-products-kulka

marigold-industrial

marl

marlow-industries

marquardt

marshalltown

martin

martindale-electronics

marushin

mascot

master

master-lock

matilec

maun

maxatec

maxell

maxon-motors

maxtor

mc

mckee-hagborg-connectors

mclennan

mcm

mec

mega

megacera

meilhaus

melco

mellert

melles-griot

mem

menda-scientific

mentor

menvier

mercer

mercury

mercury-united-electronics

merlin-gerin

metabo

metcase

metrinch