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Patent
   D259726
Priority
Feb 22 1979
Filed
Aug 16 1979
Issued
Jun 30 1981
Expiry
Jun 30 1995
Inventors
Bellini, M…
Assg.orig
Ing. C. Ol…
Assg.curr
Ing. C. Ol…
Entity
unknown
Referenced by
1
References
4
Maint.:
n/a
The ornamental design for a portable typewriting machine, substantially as shown and described.

FIG. 1 is a front and right perspective view of a portable typewriting machine showing my new design;

FIG. 2 is a rear and left perspective view thereof;

FIG. 3 is a front elevational view thereof; and

FIG. 4 is a right side elevational view thereof.
INVENTORS:

Bellini, Mario

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D310681, Jan 28 1988 PROIZVODNJA IN PRODAJA IGRAC, PISAL, KOVINSKIH IN PLASTICNIH IZDELKOW MEHANO , P O POLJE 9, 66310 IZOLA, YUGOSLAVIA Typewriter
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
148985,
178633,
230087,
235778,
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 16 1979Ing. C. Olivetti & C., S.p.A.(assignment on the face of the patent)
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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