发明名称 Electronote wall mounted messaging device
摘要 A wall-hung or shelf situated free-standing voice memorandum system allows an individual to record a message for another member of the household. the system can be used in connection with a household doorbell system so that at the user's choice, the system either operates simply as a doorbell or when the door button is pressed plays at the door a greeting that the user has recorded, invites the visitor to leave voice messages for the household-and-records any messages given.
申请公布号 US6438221(B1) 申请公布日期 2002.08.20
申请号 US19990391162 申请日期 1999.09.08
申请人 LEE DAVID A.;BUCZEK JOSEPH E. 发明人 LEE DAVID A.;BUCZEK JOSEPH E.
分类号 G08B3/10;H04M1/02;H04M1/65;(IPC1-7):H04M1/64;H04M1/00;H04M1/60 主分类号 G08B3/10
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