Patent
   D289984
Priority
Aug 10 1984
Filed
Aug 10 1984
Issued
May 26 1987
Expiry
May 26 2001
Assg.orig
Entity
unknown
0
3
n/a
Theornamental design for a trolley bus bar, as shown and described.

FIG. 1 is a front elevational view of a trolley bus bar showing our design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof; and

FIG. 7 is a perspective view thereof.

The trolley bus bar in FIGS. 1 through 4 is shown broken away in the center for convenience of illustration.

Ishikura, Takashi, Mino, Joji, Nagato, Takaaki

Patent Priority Assignee Title
Patent Priority Assignee Title
4393785, May 21 1980 Firma R. Stahl GmbH & Co. Suspended track for monorail suspended trolleys
4520733, Jul 01 1981 Societe Anonyme Dite: Establissements Tourtellier S.A. Guide rail and follower wheel construction for monorail
D278229, Jun 17 1982 Collector rail
////
Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 10 1984Tsubakimoto Chain Co.(assignment on the face of the patent)
Aug 20 1984ISHIKURA, TAKASHITsubakimoto Chain CoASSIGNMENT OF ASSIGNORS INTEREST 0043250186 pdf
Aug 20 1984MINO, JOJITsubakimoto Chain CoASSIGNMENT OF ASSIGNORS INTEREST 0043250186 pdf
Aug 20 1984NAGATO, TAKAAKITsubakimoto Chain CoASSIGNMENT OF ASSIGNORS INTEREST 0043250186 pdf
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule