Patent
   D313594
Priority
Jul 30 1987
Filed
Jan 26 1988
Issued
Jan 08 1991
Expiry
Jan 08 2005
Assg.orig
Entity
unknown
15
1
n/a
The ornamental design for an external unit for intercom, as shown and described.

FIG. 1 is a top plan view of the external unit for intercom showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof; and

FIG. 6 is a left side elevational view thereof.

Morooka, Shinichi

Patent Priority Assignee Title
D394653, Dec 27 1996 Aiphone Co., Ltd. Intercom sub-station
D394656, Dec 25 1996 Aiphone Co., Ltd. Intercom master station
D500751, Dec 25 2003 PHC HOLDINGS CORPORATION Outdoor intercom unit
D505127, Jun 30 2003 AIPHONE CO , LTD Interphone
D509820, Jun 03 2003 Aiphone Co., Ltd. Interphone
D513744, Aug 07 2003 PHC HOLDINGS CORPORATION Recording unit of entrance television phone system
D519100, Jan 13 2005 Matsushita Electric Industrial Co., Ltd. Outdoor intercom unit
D575764, Nov 14 2007 Matsushita Electric Industrial Co., Ltd. Intercom
D666988, Mar 07 2008 S. Siedle & Soehne, Telefon—und Telegrafenwerke Ohg Communication device
D728509, Dec 28 2010 MOBOTIX AG Intercom system
D735160, Dec 28 2010 MOBOTIX AG Intercom system
D737240, Dec 28 2010 MOBOTIX AG Intercom system
D800686, Dec 28 2010 MOBOTIX AG Intercom system
D848299, Nov 08 2017 EKEN ELECTRONICS LIMITED Wi-Fi smart doorbell
D860029, Feb 09 2018 Doorbell
Patent Priority Assignee Title
D282360, Nov 30 1982 Sharp Corporation Intercommunication unit
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 12 1988MOROOKA, SHINICHISHARP KABUSHIKI KAISHA, A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0048240851 pdf
Jan 26 1988Sharp Corporation(assignment on the face of the patent)
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule