M4 by SPECIALIZED BICYCLE COMPONENTS, INC. (Track this)
Intl: (012) Vehicles US: 019; 021; 023; 031; 035; 044 Filing date: 21-Apr-1998 Serial number: 75471126
ISO-LIGHTING RIDGES M4 by ARNTJEN, GERD (Track this)
Intl: (006) Metal goods; (019) Nonmetallic building materials US: 002; 012; 013; 014; 023; 025; 050; 001; 012; 033; 050 Filing date: 26-Nov-1997 Serial number: 75396406
M4 SAFETY HANDPIECE by Kerr Corporation (Track this)
Intl: (010) Medical Apparatus US: 026; 039; 044 Filing date: 21-Apr-1995 Serial number: 74664240
M4 by VERTIGIS LLC (Track this)
Intl: (009) Electrical and scientific apparatus US: 021; 023; 026; 036; 038 Filing date: 01-Aug-1994 Serial number: 74555756