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HU1500276A2
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Equipment suitable for traction of human spine
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EP0226681A1
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Control device for a progressive extinction of an illuminating device
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ES480902A1
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Improvements in tubular absorbers for the use of solar energy. (Machine-translation by Google Translate, not legally binding)
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ZA7902168B
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Absorber for the use of solar energy
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FR2229257A5
|
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Sewing machine with hollow needle support arm - has only drive connector elements in the pillar
|
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FR2201688A5
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Sewing machine shuttle with yarn tensioning device - which is adjustable manually to allow adjustment of yarn tension
|
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FR2198500A5
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Sewing machine zig-zag stitch device - producing stitches of increased amplitude
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GB1384616A
|
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Push-button electric switches
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US3745269A
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Mechanical device with manually operable keys for supplying voltage to output channels in preset fashion
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ES221010A1
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Improvements in calculating machines (Machine-translation by Google Translate, not legally binding)
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