Patent GB-1909-23270

Refers to oscillating wings, but it's not clear that it's an ornithopter, which would get its lift and power that way. However it was classed that way by experts.

• Tech class CPC B64C33/00: Ornithopters
• Inventor location: Manufacturer ; 1801 First Avenue, Manhattan
• Document dated the same day it's recorded as filed at the patent office -- Oct 12.

Patent family descending from Patent US-1909-940701

• Patent US-1909-940701 (English title: Air-Ship, National tech categories: USPC 244/11 • USPC 244/72)
• Patent GB-1909-23270 (English title: Improvements in Air ships, Supplementary to patent: Patent US-1909-940701)
• Patent DE-1909-242415 (English title: Flying machine with beating wing pair, with articulated shaft parallel to the length-axis, Supplementary to patent: Patent US-1909-940701, National tech categories: DE 77h.10 • DE 62b.33)
• Patent CA-1909-126212 (English title: Air Ship, Supplementary to patent: Patent US-1909-940701, National tech categories: CA 244/22)

Sources

• Original patent document and bibliography entry on espacenet
• Neilson, 1910, Aeroplane Patents, p78

Year filed	1909
Year granted	1910
Office	GB
Patent number	23270
Inventors	Henry Mesinger
Inventor country	US
Applicant person	Henry Mesinger
Applicant firm
Applicant type	INDIV
Applicant is inventor?	1
Original title	Improvements in Air Ships
English title	Improvements in Air ships
Tech fields	flapping
Filing date	1909-10-12
Full specification filed date
Application number	190923270D
Grant date	1910-01-27
Granted?	1
Publication date
Supplementary to patent	Patent US-1909-940701
Related to aircraft?	1
Serial number
Patent agent	Allison Bros.
Assigned to
National tech categories
IPCs	IPC B64C33/00
CPCs	CPC B64C33/00
Family year	1909
First filing?	0
Cites these patents
Citations from after 1930	1
Application ID	23588858
INPADOC family ID	11083147
Number of text pages	3
Number of diagram pages	2
Number of figures	11
Number of claims	5