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USD412904S - Telephone headset amplifier unit - Google Patents

Telephone headset amplifier unit Download PDF


Publication number
USD412904S US29092171 US09217198F USD412904S US D412904 S USD412904 S US D412904S US 29092171 US29092171 US 29092171 US 09217198 F US09217198 F US 09217198F US D412904 S USD412904 S US D412904S
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Patent type
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
Ravi K. Sawhney
Lance G. Hussey
Cary R. Chow
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Smith Corona Corp
Original Assignee
Smith Corona Corp
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Publication date
Grant date




FIG. 1 is a perspective view of the present invention;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view thereof, showing a telephone positioned on the upwardly facing surface thereof. The telephone is shown in phantom for illustrative purposes only and does not form a part of the claimed design.

Claims (1)

  1. The ornamental design for telephone headset amplifier unit, as shown and described.
US29092171 1998-08-13 Telephone headset amplifier unit Expired - Lifetime USD412904S (en)

Publications (1)

Publication Number Publication Date
USD412904S true USD412904S (en) 1999-08-17



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