books

Books about Depoele:

booksUnderrunning Trolley Case. (Van Depoele Patent No. 495,443.) by N/A (1897)

wiki

Wiki information Depoele:

Charles Joseph Van Depoele
Electrical engineer, Inventor, Person, Deceased Person

Charles Joseph Van Depoele was an electrical engineer, inventor, and pioneer in electric railway technology, including the first trolley pole.

Charles Joseph Van Depoele
Image, Content