Measuring – testing – or signalling instruments – Watch – wristwatch or case
Patent
1976-01-02
1977-12-06
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Watch, wristwatch or case
D1002
Patent
active
D02465779
REFERENCES:
patent: D75931 (1920-07-01), Ritschard
European Jeweler - 2/73-p. 72-Watch Case at top.
European Jeweler - 7/74-p. 57-Watch at bottom-left.
European Jeweler - 10/73-p. 94-Watch at top-right.
Burns Robert E.
Holtje Nelson C.
Kabushiki Kaisha Daini Seikosha
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