Four-pole plug, particularly suitable for internal telephone systems with movable devices

IT7322830U1Inactive Publication Date: 1975-05-29TELEPHONE DESIGN GROUP - SRL

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Patent Information

Authority / Receiving Office: IT · IT
Patent Type: Utility models
Current Assignee / Owner: TELEPHONE DESIGN GROUP - SRL
Filing Date: 1973-11-29
Publication Date: 1975-05-29
Estimated Expiration: Not applicable · inactive patent

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