NL129550C - - Google Patents
Info
- Publication number
- NL129550C NL129550C NL129550DA NL129550C NL 129550 C NL129550 C NL 129550C NL 129550D A NL129550D A NL 129550DA NL 129550 C NL129550 C NL 129550C
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
- G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Geophysics And Detection Of Objects (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US619335A US2559905A (en) | 1945-09-29 | 1945-09-29 | Electric impulse handling system |
| US14779A US2648060A (en) | 1945-09-29 | 1948-03-13 | Coded impulse responsive secret signaling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL129550C true NL129550C (ru) |
Family
ID=26686509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL129550D NL129550C (ru) | 1945-09-29 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2648060A (ru) |
| FR (1) | FR934011A (ru) |
| GB (1) | GB651453A (ru) |
| NL (1) | NL129550C (ru) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2938202A (en) * | 1955-05-03 | 1960-05-24 | Motorola Inc | Distance measuring apparatus |
| US3047857A (en) * | 1955-11-30 | 1962-07-31 | Charles W Rockett | Emergency indicator alarm |
| US3302196A (en) * | 1957-08-02 | 1967-01-31 | Edward G Mccoy | Emergency alarm circuit for use with aircraft detection and recognition systems |
| US3937880A (en) * | 1957-12-05 | 1976-02-10 | The United States Of America As Represented By The Secretary Of The Army | Magnetic disc coder-decoder |
| US3044028A (en) * | 1958-04-23 | 1962-07-10 | Harris Transducer Corp | Magnetic circuit element transducer |
| US3192504A (en) * | 1960-06-23 | 1965-06-29 | Gen Electric | Detection of long waveshapes in automatic symbol reader |
| US3171108A (en) * | 1960-11-23 | 1965-02-23 | Mackeen John Crerar | Valuable protection system |
| US3271515A (en) * | 1963-01-28 | 1966-09-06 | Ibm | Electronic handwriting detection and display apparatus |
| US7340918B1 (en) * | 2005-11-08 | 2008-03-11 | The United States Of America As Represented By The Secretary Of The Navy | Magnetostrictive drive of refrigeration systems |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2134716A (en) * | 1936-10-20 | 1938-11-01 | Gunn Ross | Measuring speed and distance by radiant energy |
| US2361437A (en) * | 1940-12-24 | 1944-10-31 | Rca Corp | Pulse signaling system |
| US2412974A (en) * | 1941-08-29 | 1946-12-24 | Int Standard Electric Corp | Electric wave communication system |
| US2425600A (en) * | 1942-12-14 | 1947-08-12 | Gen Electric | Pulse relay testing system |
| BE479411A (ru) * | 1943-07-01 | |||
| US2515178A (en) * | 1943-10-12 | 1950-07-18 | Us Army | Means for synchronizing detection and interrogation systems |
| BE473180A (ru) * | 1943-10-26 | |||
| US2444741A (en) * | 1943-12-31 | 1948-07-06 | Hazeltine Research Inc | Wave-signal translating system |
| US2415667A (en) * | 1944-02-11 | 1947-02-11 | Hazeltine Research Inc | Receiver-transmitting arrangement |
| BE473729A (ru) * | 1944-02-11 | |||
| US2401094A (en) * | 1944-06-23 | 1946-05-28 | Colonial Radio Corp | Time delay apparatus |
| US2537102A (en) * | 1944-07-26 | 1951-01-09 | Stokes Irving | Radio system for identifying friendly aircraft and the like |
| US2482544A (en) * | 1945-05-02 | 1949-09-20 | Us Sec War | Pulse code operated electronic range indicator |
-
0
- NL NL129550D patent/NL129550C/xx active
-
1946
- 1946-09-16 GB GB27699/46A patent/GB651453A/en not_active Expired
- 1946-09-28 FR FR934011D patent/FR934011A/fr not_active Expired
-
1948
- 1948-03-13 US US14779A patent/US2648060A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB651453A (en) | 1951-04-04 |
| FR934011A (fr) | 1948-05-10 |
| US2648060A (en) | 1953-08-04 |