Speaker phone
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Description
FIG. 1 is a perspective view of the speaker phone;
FIG. 2 is a top plan view of the speaker phone;
FIG. 3 is a bottom plan view of the speaker phone;
FIG. 4 is a front elevational view of the speaker phone;
FIG. 5 is a rear elevational view of the speaker phone;
FIG. 6 is a side elevational view of the speaker phone, as seen from the right hand side of the machine; and,
FIG. 7 is a side elevational view of the speakerphone, as seen from the left hand side of the machine.
Referenced Cited
U.S. Patent Documents
Other references
D304335 | October 31, 1989 | Chen |
D307274 | April 17, 1990 | Sasaki et al. |
D342732 | December 28, 1993 | Hinman et al. |
D346598 | May 3, 1994 | McCan et al. |
D355416 | February 14, 1995 | McCan et al. |
D373585 | September 10, 1996 | Nagele et al. |
D382265 | August 12, 1997 | Bradley et al. |
D382266 | August 12, 1997 | Wakefield |
5664015 | September 2, 1997 | Ford et al. |
- Hello Direct on line, Siemens/Rolm PBX, www.hello-direct.com, Feb. 1998.
Patent History
Patent number: D396716
Type: Grant
Filed: Oct 21, 1997
Date of Patent: Aug 4, 1998
Assignee: 3Com Corporation (Santa Clara, CA)
Inventors: Hari Matsuda (Evantson, IL), Rick T. Mason (Westland, MI), Frank J. Annerino (Rolling Meadows, IL)
Primary Examiner: Jeffrey Asch
Law Firm: McDonnell Boehnen Hulbert & Berghoff
Application Number: 0/78,195
Type: Grant
Filed: Oct 21, 1997
Date of Patent: Aug 4, 1998
Assignee: 3Com Corporation (Santa Clara, CA)
Inventors: Hari Matsuda (Evantson, IL), Rick T. Mason (Westland, MI), Frank J. Annerino (Rolling Meadows, IL)
Primary Examiner: Jeffrey Asch
Law Firm: McDonnell Boehnen Hulbert & Berghoff
Application Number: 0/78,195
Classifications
Current U.S. Class:
With Provision For Dialing Or Switching (i.e., Keyset Touch Panel, Dial, Etc.) (D14/150);
Telephone Amplifier (D14/243)
International Classification: 1403;
International Classification: 1403;