| PALMTALKER R-COLUMBIA PRODUCTS CO. INC.
75193941 06 Nov 1996 | on 11 Sep 2005 | wireless headset transmitter activators for use with wireless intercom... Class 009 Class 009 Computer & Software Products & Electrical & Scientific Products PALM TALKER | | | EXPAND-A-COM R-Columbia Products Co., Inc.
74699937 11 Jul 1995 | on 03 Jul 2004 | electrical intracommunication systems, namely, intercoms, consisting o... Class 009 Class 009 Computer & Software Products & Electrical & Scientific Products electrical intracommunication systems, namely, intercoms, consisting of a main stations, consoles, power supplies, slave stations, beltpacks, remote stations, headphones, and/or speakers | |