PTO
Wrapper
PDF
|
Dossier
Espace
Google
|
|
Patent
D324913
|
Priority
Jan 12 1990
|
Filed
Jan 12 1990
|
Issued
Mar 24 1992
|
Expiry
Mar 24 2006
|
|
Assg.orig
|
|
Entity
unknown
|
9
|
7
|
n/a
|
|
|
The ornamental design for a hand-held tone generator, as shown and described.
|
FIG. 1 is a perspective view of a hand-held tone generator, showing my new
design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a side elevational view thereof, the opposite side elevational
view being identical thereto;
FIG. 4 is a rear elevational view thereof; and,
FIG. 5 is an end elevational view thereof.
Chojar, Sunil
Patent |
Priority |
Assignee |
Title |
5732396, |
Feb 03 1994 |
Beltone Electronics Corporation |
Hearing aid screening device having an elongated spacing element which extends therefrom providing for ingress of background noise |
D335349, |
Mar 04 1988 |
Handtronix, Inc. |
Hand-held hearing screener |
D359121, |
Feb 03 1994 |
Beltone Electronics Corporation |
Housing for screening device |
D735335, |
Jan 07 2005 |
COLOPLAST A S |
Voice prosthesis |
D784539, |
Jun 25 2015 |
COLOPLAST A S |
Voice prosthesis |
D938589, |
Oct 10 2019 |
|
Hearing aid tool |
D975279, |
Jan 12 2022 |
P&D Gustafson Inventions, LLC |
Hearing aid insert |
ER4192, |
|
|
|
ER9665, |
|
|
|
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a