NL29721C - - Google Patents
Info
- Publication number
- NL29721C NL29721C NL29721DA NL29721C NL 29721 C NL29721 C NL 29721C NL 29721D A NL29721D A NL 29721DA NL 29721 C NL29721 C NL 29721C
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPINGÂ
- B63B45/00—Arrangements or adaptations of signalling or lighting devices
- B63B45/08—Arrangements or adaptations of signalling or lighting devices the devices being acoustic
-
- 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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/18—Mechanical movements
- Y10T74/18856—Oscillating to oscillating
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Transmission Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR38588T | 1930-01-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL29721C true NL29721C (de) |
Family
ID=8675064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL29721D NL29721C (de) | 1930-01-11 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1941457A (de) |
| BE (1) | BE366719A (de) |
| FR (2) | FR683028A (de) |
| NL (1) | NL29721C (de) |
-
0
- NL NL29721D patent/NL29721C/xx active
- BE BE366719D patent/BE366719A/xx unknown
-
1929
- 1929-01-23 FR FR683028D patent/FR683028A/fr not_active Expired
-
1930
- 1930-01-04 US US418454A patent/US1941457A/en not_active Expired - Lifetime
- 1930-01-11 FR FR38588D patent/FR38588E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR683028A (fr) | 1930-06-05 |
| FR38588E (fr) | 1931-06-15 |
| BE366719A (de) | |
| US1941457A (en) | 1934-01-02 |