Interface to a telephone set

- Rolm Company
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Description

FIG. 1 is a perspective view of an interface to a telephone set showing our new design;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a right side elevational view;

FIG. 5 is a left side elevational view;

FIG. 6 is a rear elevational view; and,

FIG. 7 is a front elevational view thereof.

Referenced Cited
U.S. Patent Documents
D233439 October 1974 Mathews
D253281 October 30, 1979 Kim
D275850 October 9, 1984 Wilson
D304193 October 24, 1989 Lotz
D314747 February 19, 1991 Centola et al.
D327071 June 16, 1992 Derbyshire
D327470 June 30, 1992 Davis et al.
D327879 July 14, 1992 Lou
D327880 July 14, 1992 Lou
D329639 September 22, 1992 Arvanitakis et al.
D331395 December 1, 1992 Lou
Other references
  • Siemens "HICOM 100"; Der neue Standard, um einfach komfortabler zu telefonieren. The relevant pages are 2-5, 7-12 and the last page. Siemens "HICOM 100"; Convenience in Communication. The relevant pages are 3-8, 10-15 and the last page. Siemens "HICOM 200"; Das ISDN-Kommunikationssystem mit den vielfalatigen losungen. The relevant pages are the cover, 2, 5-11, 13 and the last page. Siemens "HICOM 200"; The ISDN Communication System For Medium-Size Business. The relevant pages are the cover, 2 4-5, 7, 9, 10, 13 and the last page. Siemens "HICOM 300"; Das ISDN-Kommunikationssystem fur hochste Anspruche. The relevant pages are the cover, 5, 7, 10, 18 and the last page. Siemens "HICOM 300"; The ISDN Communication System For Every Requirement. The relevant pages are the cover, 4-5, 7, 8, 12-13 and the last page.
Patent History
Patent number: D340058
Type: Grant
Filed: Jun 22, 1992
Date of Patent: Oct 5, 1993
Assignee: Rolm Company (Santa Clara, CA)
Inventors: Timothy D. Wetzel (San Jose, CA), Wayne McKinnon (Georgetown, TX), David Bryant (Austin, TX), Pearce Jones (Austin, TX)
Primary Examiner: Nelson Holtje
Assistant Examiner: Jeffrey Asch
Attorney: Michael B. Einschlag
Application Number: 7/901,901