JPS51117062A - Differential measuring device - Google Patents
Differential measuring deviceInfo
- Publication number
- JPS51117062A JPS51117062A JP4182875A JP4182875A JPS51117062A JP S51117062 A JPS51117062 A JP S51117062A JP 4182875 A JP4182875 A JP 4182875A JP 4182875 A JP4182875 A JP 4182875A JP S51117062 A JPS51117062 A JP S51117062A
- Authority
- JP
- Japan
- Prior art keywords
- measuring device
- differential measuring
- differential
- indicater
- reding
- 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.)
- Pending
Links
Landscapes
- Optical Transform (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
PURPOSE: A differential measuring device using laser beam as criterion beam, provided with digital indicater separated from the device itself to minimize reding errors.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4182875A JPS51117062A (en) | 1975-04-08 | 1975-04-08 | Differential measuring device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4182875A JPS51117062A (en) | 1975-04-08 | 1975-04-08 | Differential measuring device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51117062A true JPS51117062A (en) | 1976-10-14 |
Family
ID=12619124
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4182875A Pending JPS51117062A (en) | 1975-04-08 | 1975-04-08 | Differential measuring device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51117062A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6439518A (en) * | 1987-08-06 | 1989-02-09 | Tokyo Keiki Kk | Rectilinear propagation extent measurement system for pile member |
-
1975
- 1975-04-08 JP JP4182875A patent/JPS51117062A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6439518A (en) * | 1987-08-06 | 1989-02-09 | Tokyo Keiki Kk | Rectilinear propagation extent measurement system for pile member |
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