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DK2211C
(en)
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Device for Receiving Payment for Telephone Calls.
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DK3796C
(en)
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Apparatus for Counting Telephone Calls.
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DK2255C
(en)
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Counter for Phones.
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DK2482C
(en)
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Safety device for devices for starting barrels.
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DK5780C
(en)
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Apparatus for Counting Telephone Calls.
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DK3195C
(en)
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Devices for gas washing apparatus.
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DK2839C
(en)
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Device for automatically indicating at a telephone exchange station the end of a call.
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DK2726C
(en)
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Device by Sagittarius for Processing Yarn Residues.
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DK1983C
(en)
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Device by Stokkehjul for Bicycles.
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DK2432C
(en)
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Device at Smørdaaser.
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DK2371C
(en)
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Procedure for hardening steel.
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DK2441C
(en)
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Procedure for hardening steel.
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DK4992C
(en)
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Device for Phones with Call Counter.
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DK2183C
(en)
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Device by Prismeruder.
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DK2635C
(en)
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Device by Orgler.
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DK2741C
(en)
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Device by Radsaamaskiner.
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DK1725C
(en)
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Devices for framing prism plates.
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DK2060C
(en)
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Procedure for Finding Liquid Fuel.
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ES24309A1
(en)
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An improved automatic telephone communication system.
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ES24951A1
(en)
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An improved automatic telephone communication system.
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DK2414C
(en)
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Device for removing the Sticks from Stokkehjul.
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DK4318C
(en)
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Apparatus for Capturing Mercury.
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DK2291C
(en)
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Loop holding device for Skobaand.
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DK2385C
(en)
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Device by Smæklaase of the Yale system.
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DK20092C
(en)
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Device by Dialers for Telephone Exchange Systems.
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