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Portable signalling device for monitoring telephone rings |
| D313568 |
Portable signalling device for monitoring telephone rings
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| Patent Drawings: | |
| Inventor: |
Castleberry, et al. |
| Date Issued: |
January 8, 1991 |
| Application: |
07/306,650 |
| Filed: |
February 6, 1989 |
| Inventors: |
Castleberry; Ginger L. (Paducah, KY)
Castleberry; Kal R. (Paducah, KY)
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| Assignee: |
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| Primary Examiner: |
Burke; Wallace R. |
| Assistant Examiner: |
Jackson; Marcus |
| Attorney Or Agent: |
Kearns; Jerry T. |
| U.S. Class: |
D10/106 |
| Field Of Search: |
D10/106; D10/104; D10/109; D10/121; 325/16; 325/361; 325/118; 325/119; 325/117; 325/356; 340/577; 340/579; 340/590; 340/627; 340/630; 340/693 |
| International Class: |
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| U.S Patent Documents: |
D174792; D285542; D309119; 2553244; 3182307 |
| Foreign Patent Documents: |
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| Other References: |
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| Abstract: |
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| Claim: |
The ornamental design for a portable signalling device for monitoring telephone rings, as shown and described. |
| Description: |
FIG. 1 is a front elevational view of a portable signalling device for monitoring telephone rings showing our new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom plan view thereof.
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