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Patek Philippe Electronic Master Clock Prototype For Sale at 1stDibs | patek philippe electronic clock, patek philippe master clock, electronic prototype
![PATEK PHILIPPE | MODEL QM1 ST2/1 QUARTZ-M, A LARGE RECTANGULAR MASTER CLOCK, CIRCA 1970S | Watches | 2020 | Sotheby's PATEK PHILIPPE | MODEL QM1 ST2/1 QUARTZ-M, A LARGE RECTANGULAR MASTER CLOCK, CIRCA 1970S | Watches | 2020 | Sotheby's](https://sothebys-md.brightspotcdn.com/dims4/default/616f744/2147483647/strip/true/crop/2000x2000+0+0/resize/2048x2048!/quality/90/?url=http%3A%2F%2Fsothebys-brightspot.s3.amazonaws.com%2Fmedia-desk%2F3b%2Ffc%2F4bc2210c4ca79d138237a0447a55%2Fbp6ch.jpg)
PATEK PHILIPPE | MODEL QM1 ST2/1 QUARTZ-M, A LARGE RECTANGULAR MASTER CLOCK, CIRCA 1970S | Watches | 2020 | Sotheby's
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![Dec. 12, 1972 - Patek Philippe Breakthrough In Electronic Timekeeping: Berne, the swiss federal capital, became also the nation's watch capital for a day when the ''most accurate clock in Berne'' was Dec. 12, 1972 - Patek Philippe Breakthrough In Electronic Timekeeping: Berne, the swiss federal capital, became also the nation's watch capital for a day when the ''most accurate clock in Berne'' was](https://c8.alamy.com/comp/E10J9M/dec-12-1972-patek-philippe-breakthrough-in-electronic-timekeeping-E10J9M.jpg)
Dec. 12, 1972 - Patek Philippe Breakthrough In Electronic Timekeeping: Berne, the swiss federal capital, became also the nation's watch capital for a day when the ''most accurate clock in Berne'' was
![Bonhams : Patek Philippe. A rare integrated Electronic Master Clock System with independent minute and seconds comparators in a five-piece towerCirca 1975 Bonhams : Patek Philippe. A rare integrated Electronic Master Clock System with independent minute and seconds comparators in a five-piece towerCirca 1975](https://images1.bonhams.com/image?src=Images/live/2009-05/07/94442679-1-1.jpg&width=640&height=480&autosizefit=1)
Bonhams : Patek Philippe. A rare integrated Electronic Master Clock System with independent minute and seconds comparators in a five-piece towerCirca 1975
![PATEK PHILIPPE NAVIQUARTZ REF. 1215 MARK III – GILT METAL ELECTRONIC MARINE CHRONOMETER CENTRE SECONDS – ATELIER TEMPUS PATEK PHILIPPE NAVIQUARTZ REF. 1215 MARK III – GILT METAL ELECTRONIC MARINE CHRONOMETER CENTRE SECONDS – ATELIER TEMPUS](https://ateliertempus.com/wp-content/uploads/2020/09/10.jpg)