Attachment apparatus

A headset apparatus having a headwear member (9) e.g. an ear shell, possessing a surface formation to which a separate attachment device (1) is reciprocally shaped to attach by a push-fit (e.g. by sliding, slotting or clipping) into engagement with the surface formation. In this way the attachment m...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	COZENS RAYMOND DEREK, BURNHAM TIMOTHY ROBERT
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRIC SWITCHES ELECTRICITY EMERGENCY PROTECTIVE DEVICES LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS RELAYS SELECTORS TELEPHONIC COMMUNICATION
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