Patent
   D246857
Priority
Jun 16 1976
Filed
Jun 16 1976
Issued
Jan 03 1978
Expiry
Jan 03 1992
Assg.orig
Entity
unknown
4
4
n/a
The ornamental design for apparatus for determining the melting point of materials, as shown and described.

FIG. 1 is a perspective front view of apparatus for determining the melting point of materials;

FIG. 2 is a side view looking from the left of FIG. 1, the opposite side being substantially identical to that shown;

FIG. 3 is a top plan view;

FIG. 4 is a rear view; and

FIG. 5 is a bottom plan view.

Tresch, Josef, Meuli, Martin

Patent Priority Assignee Title
D256726, Jun 16 1976 METTLER-TOLEDO AG METTLER-TOLEDO SA METTLER-TOLEDO LTD , IM LANGACHER GREIFENSEE, SWITZERLAND Housing for apparatus for determining the melting point of materials
D284026, Jun 07 1985 JOHN BUNN COMPANY, THE Oxygen concentrator
D284695, Nov 01 1983 JOHN BUNN COMPANY, THE Oxygen concentrator
D950081, Apr 26 2019 Device casing with color coded power setting buttons and two probe holding connectors
Patent Priority Assignee Title
3801467,
3875794,
3982896, Nov 04 1974 Zeochem Corporation Test method for determining zeolite
202466,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 16 1976Mettler Instruments AG(assignment on the face of the patent)
May 29 1990Mettler Instrumente AGMETTLER-TOLEDO AG METTLER-TOLEDO SA METTLER-TOLEDO LTD , IM LANGACHER GREIFENSEE, SWITZERLANDCHANGE OF NAME SEE DOCUMENT FOR DETAILS NOVEMBER 24, 19890056120036 pdf
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