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US3949408A
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Multipoint graph and character print apparatus
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Watt/watthour transducer and integrator and current sources therefor
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Watt/watt hour transducer having current signals and a modulator therefor
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Chart recorder using a fixed thermal print head
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Current/voltage transducer
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Flexible chart feeding guide or chute
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ZA7401446B
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Automatic surface grinder
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Automatic surface grinder
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Electronic watt transducer
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Strip chart drive for recorder
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Friction adjustable chart roll or paper guide apparatus
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Apparatus for straightening stock material
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Graphic recorder drive assembly
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Servomotor shuttle guide assembly
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Constant level inking system
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Sterile ink supply
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Apparatus and method for cutting stock material
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Stock feeding apparatus
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US3434246A
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Power driven tool-positioning mechanism
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CA809524A
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Recording instrument with variable pressure inking system
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