Patek Philippe World Watch over 130 years

This watch was made for Marcel Georges Valère Céline Dubuisson (5 April 1903 - 25 October 1974) was a Belgian zoologist and professor at the University of Liège. Dubuisson was born in Olsene, which is part of Zulte, in 1903. World Watch maker is Patek Philippe Cie. The four reference numbers etched inside the back cover 36073, 33753, 31460 and 28093. How many watches are in this good of a condition over 130 yrs old.