Patent
   D257013
Priority
Jul 28 1978
Filed
Jul 28 1978
Issued
Sep 23 1980
Expiry
Sep 23 1994
Assg.orig
Entity
unknown
0
6
n/a
The ornamental design for an engine exhaust emission analyzer, as shown and described.

FIG. 1 is a left front perspective view of an engine analyzer showing our new design;

FIG. 2 is a right rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a bottom plan view thereof.

Shaffer, James R., Radtke, Lee, Maxwell, David E.

Patent Priority Assignee Title
Patent Priority Assignee Title
147437,
184440,
215493,
240609,
D248457, Aug 04 1975 Lynn Products Co., Inc. Combustion gas analyzer for measuring temperature, smoke density and CO.sub .
D250178, Nov 24 1976 QPD, INC Dwell/tachometer
/////
Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 28 1978Sun Electric Corporation(assignment on the face of the patent)
Feb 11 1985QPD, INC A CA CORP J HENRY SCHRODER BANK & TRUST COMPANYSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0043770661 pdf
Feb 13 1985Sun Electric CorporationQPD, INC ASSIGNMENT OF ASSIGNORS INTEREST 0043830878 pdf
Jul 24 1992SUN ELECTRIC CORPORATION, A CORP OF DE HARRIS TRUST AND SAVINGS BANK AN IL CORP SECURITY INTEREST SEE DOCUMENT FOR DETAILS 0061900663 pdf
Jul 24 1992SUN ELECTRIC CORPORATION A DE CORP FOOTHILL CAPITAL CORPORATION A CA CORP SECURITY INTEREST SEE DOCUMENT FOR DETAILS 0062250658 pdf
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule