Collection Christian Etienne
Menu
Clinique Horlogère
Christian Etienne
Articles - Presse
Richard Mille Planetarium
The city of Porrentruy
Horology Links & Research
Christian Etienne Watches
Restoration
Wristwatches restorations
Pocket-watches restorations
Clocks restorations
Initiation
Our Offers
Omega Speedmaster 57
Rolex Day-Date Gold
Ebel 1911 El Primero
Zenith Elite Power Reserve
Zenith ChronoMaster
Enicar Ocean Pearl
Movado Stardiver
Universal Uni-Compax
Angélus
Richard Valjoux 23
Omega Speedmaster X-33
Universal Polerouter Automatic
Rado Diastar Ladies'
Périgal Francis London
Upjohn Edward à Exon
Patek Philippe
Glashütte GUB 1955
Archive
Watches from the Porrentruy Watchmaking School
The Phenix Factory
Ancient Watchmaking Companies in Porrentruy
Russian watchmaking
American watchmaking
Electric Watchmaking
World Timer GMT
Library of Vintage Watch Advertisements
Traité de Claudius Saunier
Encyclopedia Roret
The Ecole de Cluses
Database Chronos
The chronograph explained
Patents from 1876 to 1975
Angélus
Breitling
Chrono-Matic
Citizen
Eberhard
ETA Ebauches SA
Dubois-Dépraz
Excelsior Park
Frédéric Piguet
Geneva Sport Watch
Heuer
Landeron
Lémania
LeCoultre
Le Phare
Longines
Minerva
Movado
Omega
Pierce
Rolex
Seiko
Martel & Universal
Valjoux
Vénus
Zenith
Contact
Accueil
Database Chronos
Patents from 1876 to 1975
Patents 1876 to 1889
Patents 1876 to 1889
1876, Lugrin Alfred, stop watch, US176231A.pdf 223.80 KB
1880, Lugrin Alfred, stop watch, US229723A.pdf 251.00 KB
1880, Lugrin Alfred, stop watch, US232737A.pdf 309.41 KB
1881, Lugrin Alfred, stop watch, US243143A.pdf 419.66 KB
1883, Henchoz Frères, chronographe, US272545A.pdf 379.45 KB
1884, Lugrin Alfred, stop watch, US302749A.pdf 399.16 KB
1885, Lugrin Alfred, stop watch, US331417A.pdf 385.98 KB
1886, Lugrin Alfred, stop watch, US353795A.pdf 762.17 KB
1887, Lugrin Alfred, stop watch, US360777A.pdf 471.59 KB
1888, Bovet Hermann, CH12A, chronographe compteur.pdf 173.12 KB
1888, Clémence Frères, chronographe avec compteur, CH259A.pdf 374.98 KB
1888, Goy-Golay Auguste, chronographe-répétition, CH10A.pdf 287.88 KB
1888, Henchoz Frères, chronographe-compteur, CH207A.pdf 316.11 KB
1888, Heuer E., pignon oscillant, US377896A.pdf 444.75 KB
1888, Heuer E., rattrapante, US377897A.pdf 551.32 KB
1888, Huguenin Arnold, chronographe-compteur, CH108A.pdf 124.17 KB
1888, Jacot-Burmann, Aeby, chronographe, CH32A.pdf 240.17 KB
1888, Lugrin Alfred, stop watch, US379075A.pdf 521.37 KB
1889, Breitling Léon, chronographe-compteur, CH927A.pdf 189.76 KB
1889, Chatelain Fritz-Gustave, compteur-rattrapante, CH986A.pdf 193.29 KB
1889, Domon Ovide-Ferdinand, chronographe simplifié, CH740A.pdf 564.99 KB
1889, Jacot-Burmann et Aeby Léo, compteur des minutes, CH32E.pdf 117.36 KB
1889, LeCoultre-Piguet, chronographe et foudroyante, CH163A.pdf 102.36 KB
1889, LeCoultre-Piguet, chronographe, US435699A.pdf 427.06 KB
1889, LeCoultre-Piguet, compteur de minutes, CH1160A.pdf 140.56 KB
1889, Lugrin Alfred, chronographe, CH359A.pdf 114.58 KB
1889, Rochat Emile, chronographe-compteur, CH1473A.pdf 188.08 KB
1889, Sandoz-Lehmann G., chronographe-compteur, CH783A.pdf 314.16 KB
1889, Stauffer Henri-Onésime, chronographe-compteur, CH542A.pdf 223.02 KB
1888, Bessire-Marie A.-E., chronographe-enregistreur, CH390A.pdf 101.40 KB
1889, Bessire-Marie A.-E., chronographe-enregistreur, CH156A.pdf 168.58 KB
1889, Bergeon Frères, seconde indépendante, CH167A.pdf 205.98 KB
Réalisation : NoPixel
Top
