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Electronic timepiece
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Patent number 4,271,493
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Issue date Jun 2, 1981
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Citizen Watch Co., Ltd.
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Munetaka Tamaru
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G04 - HOROLOGY
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3521442
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Patent number 3,521,442
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Issue date Jul 21, 1970
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G04 - HOROLOGY
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3474618
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Patent number 3,474,618
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Issue date Oct 28, 1969
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G04 - HOROLOGY
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3435313
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Patent number 3,435,313
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Issue date Mar 25, 1969
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3352100
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Patent number 3,352,100
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Issue date Nov 14, 1967
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G04 - HOROLOGY
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3276199
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Patent number 3,276,199
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G04 - HOROLOGY
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3267659
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Patent number 3,267,659
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G04 - HOROLOGY
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3242663
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Patent number 3,242,663
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G04 - HOROLOGY
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3186514
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Patent number 3,186,514
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G04 - HOROLOGY
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3163727
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Patent number 3,163,727
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G04 - HOROLOGY
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3136115
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Patent number 3,136,115
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G04 - HOROLOGY
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3113639
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Patent number 3,113,639
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G04 - HOROLOGY
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3067838
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Patent number 3,067,838
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G04 - HOROLOGY
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3050931
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Patent number 3,050,931
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Issue date Aug 28, 1962
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G04 - HOROLOGY
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3049862
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Patent number 3,049,862
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Issue date Aug 21, 1962
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G04 - HOROLOGY
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3031837
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Patent number 3,031,837
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G04 - HOROLOGY
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2990677
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Patent number 2,990,677
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G04 - HOROLOGY
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2988868
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Patent number 2,988,868
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G04 - HOROLOGY
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2783657
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G05 - CONTROLLING REGULATING
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2694286
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Patent number 2,694,286
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G04 - HOROLOGY
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2658329
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G04 - HOROLOGY
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2420097
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G04 - HOROLOGY
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2118790
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G04 - HOROLOGY
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2051455
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Patent number 2,051,455
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G04 - HOROLOGY
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1960533
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Patent number 1,960,533
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G04 - HOROLOGY
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1924116
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Patent number 1,924,116
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G04 - HOROLOGY
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1907919
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Patent number 1,907,919
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G04 - HOROLOGY
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1905783
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Patent number 1,905,783
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G04 - HOROLOGY