Albert T. Marshall filed the patent application for the refrigerator in 1897, and received the patent in 1899.
1901.
1899
Albert Einstein got a job at the Swiss Patent Office in 1902.
1901.
Although Albert Thurston invented modern suspenders in 1822, the first patent is for an improvement to suspenders in 1886.
Albert Einstein decided to pursue a career in science in 1905 while working as a patent examiner in Switzerland. This was the same year he published his revolutionary papers on the photoelectric effect, Brownian motion, and special relativity, which established him as a scientist.
It was invented by 18-year old James Albert Bonsack and received a patent from James Duke in 1880. It was put to work in 1884.
In a year
Anything that was collected and patent in the year it was made, an issue year can be determined between partners or individual on an exact date and time...
No way to tell. You can look up that patent, and it will tell you what year that patent was granted- but there is no way of telling when it was made, other than AFTER that patent was granted.
To cite a patent in APA format, include the inventor's name, the patent number, the title of the patent, the publication date, and the source of the patent. Format it as follows: Inventor(s). (Year). Title of patent (Patent No. xxxxxx). Source.
The Wilkinson razor with patent number 321115 was produced in the year 1931.