Patent US-1900-643018
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Device for using radiation to send & receive communications
- Tech class CPC H01H51/32: Frequency relays; Mechanically-tuned relays
- Inventor location: London
Sources
- Patent 643018 document and bibliographic info on espacenet
- Patent 643018 at google patents
Year filed | 1899 |
---|---|
Year granted | 1900 |
Office | US |
Patent number | 643018 |
Inventors | Louis Heathcote Walter |
Inventor country | GB |
Applicant person | Louis Heathcote Walter |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | 1 |
Original title | Utilization of Hertzian or similar radiations and apparatus therefor |
English title | Utilization of Hertzian or similar radiations and apparatus therefor |
Tech fields | electronics |
Filing date | 1899-03-06 |
Full specification filed date | |
Application number | |
Grant date | 1900-02-06 |
Granted? | 1 |
Publication date | |
Supplementary to patent | Patent GB-1898-23624, Patent GB-1898-24312 |
Related to aircraft? | 1 |
Serial number | 703052 |
Patent agent | Knight |
Assigned to | |
National tech categories | USPC 361/184, USPC 185/40R, USPC 178/116, USPC 244/3.14, USPC 340/12.22 |
IPCs | |
CPCs | CPC H01H51/32 |
Family year | 1900 |
First filing? | 1 |
Cites these patents | |
Citations from after 1930 | |
Application ID | |
INPADOC family ID | |
Number of text pages | 5 |
Number of diagram pages | 4 |
Number of figures | 8 |
Number of claims | 5 |