| D | Geodetic survey instruments and systems |
|---|
| D | Long distance range finding equipment, surveying |
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| D | Levels, surveyors' |
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| D | Levels, laser beam |
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| D | Theodolites |
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| D | Transit theodolites |
|---|
| D | Gyro-theodolites |
|---|
| D | Theodolites, laser |
|---|
| D | Tacheometers, surveying |
|---|
| D | Cross-staffs |
|---|
| D | Heliostats |
|---|
| D | Alidades |
|---|
| D | Altimeters, surveying |
|---|
| D | Chains, surveyors' |
|---|
| D | Arrows and plummets, surveyors' |
|---|
| D | Goniometers, surveying |
|---|
| D | Telemeters, surveyors' |
|---|
| D | Gradiometers, surveying |
|---|
| D | Geothermal measuring instruments and equipment |
|---|
| D | Seismic and geophysical survey instruments and equipment |
|---|
| D | Seismographs |
|---|
| D | Hypsometers and hypsographs |
|---|
| D | Clinometers |
|---|
| D | Tellurometers |
|---|
| D | Boning-rods |
|---|
| D | Plane-tables and surveyors' tripods |
|---|
| D | Gravity meters/gravimeters, gravimetric survey equipment |
|---|
| D | Photogrammetric and stereographic survey equipment |
|---|
| D | Magnetic variometers and terrestrial magnetometers |
|---|
| D | Declinometers and dip circles, surveying |
|---|
| D | Ranging rods, surveying |
|---|
| D | Probes for cone penetration tests (CPT), geotechnical investigation |
|---|
| D | Geotechnical rigs, multifunctional |
|---|
| D | Mineralogical survey equipment |
|---|
| D | Instruments and appliances for soil mechanics |
|---|
| D | Measuring equipment, hydrogeological |
|---|
| D | Measuring instruments, ground settlement |
|---|
| D | Locators, seismic, for underground installations |
|---|
| D | Surveying and alignment equipment, laser |
|---|
| D | Scanners, laser, three-dimensional (3D), for surveying |
|---|
| D | Beacons, surveying |
|---|
| D | Geographical information systems (GIS) |
|---|
| D | Amplifiers for geophysical and meteorological use |
|---|
| D | Wireline logging instruments |
|---|
| D | Optical squares and parallel glass micrometers |
|---|
| D | Locating equipment, magnetic, for underground installations |
|---|
| D | Phototheodolites |
|---|
| D | Parts and accessories, surveying and geodetic equipment |
|---|