Adjustable apparatus holder
Adjustable coding detection in a portable telephone
Adjustable earpiece
Adjustable gain range current mirror
Adjustable head support for telephone handsets
Adjustable height mounting pedestal for public and coin telephon
Adjustable height pedestal for public and coin telephones
Adjustable hybrid having dial tone alignment configuration
Adjustable hybrid having improved biasing configuration
Adjustable integrated/discrete-element line current controller i
Adjustable length telephone handset
Adjustable mobile phone holder
Adjustable phone handset shoulder support
Adjustable strap for telephone handset support
Adjustable supporting frame
Adjustable telephone handset cradle
Adjustable telephone handset support
Adjustable telephone headset
Adjustable telephone headset
Adjustable telephone system and method