Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Telephone installation for the remote loading of telephone rental data of an independent station

Telephone installation for the remote loading of telephone rental data of an independent station

US Patent 5233656 · Granted Aug 3, 1993

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Radiotelephone installation for prepayment operation with security protection1994
Transmission power control device in a radio communication transmitting/receivin1989