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Cash box
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Patent number 6,006,558
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Issue date Dec 28, 1999
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Helix Limited
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Andrew Charles Peters
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Cashbox
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Patent number 5,168,987
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Issue date Dec 8, 1992
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Helix Group PLC
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Clive W. Warwicker
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A45 - HAND OR TRAVELLING ARTICLES
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3854655
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Patent number 3,854,655
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Issue date Dec 17, 1974
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G07 - CHECKING-DEVICES
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3285681
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Patent number 3,285,681
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Issue date Nov 15, 1966
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A45 - HAND OR TRAVELLING ARTICLES
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2711357
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Patent number 2,711,357
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Issue date Jun 21, 1955
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A45 - HAND OR TRAVELLING ARTICLES
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2522768
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Patent number 2,522,768
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Issue date Sep 19, 1950
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A45 - HAND OR TRAVELLING ARTICLES
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2508283
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Patent number 2,508,283
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Issue date May 16, 1950
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A45 - HAND OR TRAVELLING ARTICLES
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2504305
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Patent number 2,504,305
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Issue date Apr 18, 1950
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A45 - HAND OR TRAVELLING ARTICLES
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1648648
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Patent number 1,648,648
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Issue date Nov 8, 1927
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A45 - HAND OR TRAVELLING ARTICLES
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1404368
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Patent number 1,404,368
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Issue date Jan 24, 1922
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A45 - HAND OR TRAVELLING ARTICLES