Alexander Graham Bell's telephone
                        
                            GPTKB entity
                        
                    
                Statements (19)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:inventor | 
| gptkbp:category | gptkb:artifacts | 
| gptkbp:displayedAt | gptkb:Smithsonian_Institution | 
| gptkbp:exhibitedAt | gptkb:Centennial_Exposition,_Philadelphia,_1876 | 
| gptkbp:firstDemonstrated | March 10, 1876 | 
| gptkbp:firstWordsTransmitted | Mr. Watson, come here, I want to see you. | 
| gptkbp:influencedBy | gptkb:Elisha_Gray's_harmonic_telegraph | 
| gptkbp:introducedIn | 1876 | 
| gptkbp:inventedBy | gptkb:Alexander_Graham_Bell | 
| gptkbp:ledTo | development of modern telecommunication | 
| gptkbp:material | gptkb:Cyclops gptkb:wood metal diaphragm | 
| gptkbp:patent | gptkb:US174465A | 
| gptkbp:purpose | transmit vocal or other sounds telegraphically | 
| gptkbp:technology | electromagnetic transmitter and receiver | 
| gptkbp:bfsParent | gptkb:1876_Centennial_Exposition | 
| gptkbp:bfsLayer | 5 | 
| https://www.w3.org/2000/01/rdf-schema#label | Alexander Graham Bell's telephone |