Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Weight – force or density
Design Patent
2000-07-24
2001-06-19
Davis, Antoine Duval (Department: 2913)
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Weight, force or density
Design Patent
active
D0443840
CLAIM:
The ornamental design for a school balance, as shown and described.
REFERENCES:
patent: D. 245767 (1977-09-01), Myers
patent: D. 379315 (1997-05-01), Woldenberg et al.
patent: 3527311 (1970-09-01), Chaus et al.
patent: 4050531 (1977-09-01), Ashbrook
“Ohaus School Balances” data sheet, Ohaus Corporation, 1994.
Davis Antoine Duval
Fish & Neave
Jackson Robert R.
Ohaus Corporation
Tuma Garry J.
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