http://rdf.ncbi.nlm.nih.gov/pubchem/patent/DE-2742071-A1
Outgoing Links
Predicate | Object |
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assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_03827c52e35d40e68d80c277e54aaa61 |
classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A63H33-00 |
classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A63H33-00 |
filingDate | 1977-09-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_2c6c1f6bc664a08ff59a47e475e7ab6e |
publicationDate | 1979-04-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber | DE-2742071-A1 |
titleOfInvention | LISTENING PLAY LIGHTING HEAD FOR AND WITH TELEPHONE SETS OR CASSETTE RECORDER |
abstract | A monitoring - illuminating - listening head has two listening systems for and with telephones (in the house) and/or cassette recorders, especially in conjunction with a home telephone appts. The installation provides a second receiver and/or an ear listening piece as a normal connection for cassette recorders. In addition there is a third system with a small light bulb operated by an illuminating contact through a battery installation used for children's listening and illuminating games. The two different listening systems i.e. telephone second receiver and the ear listening piece are combined in one listening head consisting of two sections one containing raw coconut fibres as acoustic material with both systems working individually, but fitted together by screw connection of listening head and holding frame. |
priorityDate | 1977-09-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Predicate | Subject |
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isDiscussedBy | http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID418354341 http://rdf.ncbi.nlm.nih.gov/pubchem/compound/CID23978 |
Total number of triples: 13.