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Patent
   D314844
Priority
Feb 08 1988
Filed
Jul 13 1988
Issued
Feb 19 1991
Expiry
Feb 19 2005
Inventors
Baharad, R…
Assg.orig
SHALON CHE…
Assg.curr
Shalon Che…
Entity
unknown
Referenced by
17
References
6
Maint.:
n/a
The ornamental design for a respirator's blower-filter unit, as shown and described.

FIG. 1 is a top plan view of a respirator's blower filter unit showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a top and right side perspective view thereof; and

FIG. 4 is a bottom plan view thereof.
INVENTORS:

Baharad, Ram

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THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
3721239,
4353366, Jul 23 1980 Carbon dioxide absorber
4726366, Apr 18 1986 NELLCOR PURITAN BENNETT INC Apparatus and method for controlling lung ventilation
4825859, Mar 11 1987 Ballard Medical Products Neonatal closed system for involuntary aspiration and ventilation and method
4826510, Jan 13 1988 The John Bunn Company Portable low profile DC oxygen concentrator
WO8606643,
ASSIGNMENT RECORDS    Assignment records on the USPTO
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 27 1988BAHARAD, RAMSHALON CHEMICAL INDUSTRIES LTD , 25, NACHMANI ST , TEL AVIV 65 794, ISRAEL, A ISRAELI COMPANYASSIGNMENT OF ASSIGNORS INTEREST 0049490113 pdf
Jul 13 1988Shalon Chemical Industries Ltd.(assignment on the face of the patent)
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