[go: up one dir, main page]

AU1761920A - Improvements in thermionic devices - Google Patents

Improvements in thermionic devices

Info

Publication number
AU1761920A
AU1761920A AU17619/20A AU1761920A AU1761920A AU 1761920 A AU1761920 A AU 1761920A AU 17619/20 A AU17619/20 A AU 17619/20A AU 1761920 A AU1761920 A AU 1761920A AU 1761920 A AU1761920 A AU 1761920A
Authority
AU
Australia
Prior art keywords
thermionic devices
thermionic
devices
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
AU17619/20A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of AU1761920A publication Critical patent/AU1761920A/en
Expired legal-status Critical Current

Links

AU17619/20A 1919-05-12 1920-09-06 Improvements in thermionic devices Expired AU1761920A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB149,422 1919-05-12

Publications (1)

Publication Number Publication Date
AU1761920A true AU1761920A (en) 1920-10-22

Family

ID=

Similar Documents

Publication Publication Date Title
AU1761920A (en) Improvements in thermionic devices
CA203491A (en) Vacuum apparatus
AU108021A (en) Improvements in thermionic devices
CA195074A (en) Envelope
CA194921A (en) Envelope
CA194946A (en) Envelope
CA192949A (en) Envelope
CA192990A (en) Envelope
CA204955A (en) Telegraphy
CA192784A (en) Bluder device
AU1022819A (en) Improvements in windowshades
AU1019219A (en) Improvements in hatpins
CA191370A (en) Plane
CA191319A (en) Plane
CA194881A (en) Decarbonizer
CA190696A (en) Mirroscope
CA190955A (en) Decarbonizer
CA192601A (en) Refigerator
CA192833A (en) Haress
CA189987A (en) Ellipsograph
CA194021A (en) Furnacemechanism
CA193437A (en) Cruch
CA195281A (en) Stooker
CA195663A (en) Autosled
CA203359A (en) Thermionic translating device