PERPETUAL SELF WINDING WATCH C has a total of 15 patent applications. Its first patent ever was published in 1929. It filed its patents most often in United States, France and Germany. Its main competitors in its focus markets measurement and machines are SOWIND S A, BUREN WATCH COMPANY S A and GFPI SA.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 6 | |
#2 | France | 4 | |
#3 | Germany | 3 | |
#4 | Switzerland | 2 |
# | Industry | |
---|---|---|
#1 | Measurement | |
#2 | Machines |
# | Technology | |
---|---|---|
#1 | Mechanically-driven clocks | |
#2 | Unspecified technologies |
# | Name | Total Patents |
---|---|---|
#1 | Max Reiner | 5 |
#2 | Inc Perpetual Self Winding Wat | 1 |
#3 | America Perpetual Self Winding | 1 |
#4 | Emil Frey | 1 |
Publication | Filing date | Title |
---|---|---|
DE535612C | Self-winding clock | |
US1891760A | Self-winding watch | |
US1844682A | Self-winding clock | |
US1899722A | Self-winding watch | |
US1795617A | Self-winding watch | |
US1814187A | Self-winding watch | |
US1853637A | Self winding watch | |
DE531549C | Clock with elongated housing |