This page has been validated.
No. 755,840.
PATENTED MAR. 29, 1904.
J. C. BOSE
DETECTOR FOR ELECTRICAL DISTURBANCES.
APPLICATION FILED SEPT. 30, 1901.
NO MODEL.
THE NORRIS PETERS CO., PHOTO-LITHO., WASHINGTON, D. C.
Page:US Patent 755840 (Bose's Microwave Apparatus).djvu/1
Jump to navigation
Jump to search
