JPS4945298Y1 - - Google Patents
Info
- Publication number
- JPS4945298Y1 JPS4945298Y1 JP1970048078U JP4807870U JPS4945298Y1 JP S4945298 Y1 JPS4945298 Y1 JP S4945298Y1 JP 1970048078 U JP1970048078 U JP 1970048078U JP 4807870 U JP4807870 U JP 4807870U JP S4945298 Y1 JPS4945298 Y1 JP S4945298Y1
- Authority
- JP
- Japan
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B23/00—Devices for changing pictures in viewing apparatus or projectors
- G03B23/02—Devices for changing pictures in viewing apparatus or projectors in which pictures are removed from, and returned to, magazines; Magazines therefor
- G03B23/06—Devices for changing pictures in viewing apparatus or projectors in which pictures are removed from, and returned to, magazines; Magazines therefor with rotary movement
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K21/00—Information retrieval from punched cards designed for manual use or handling by machine; Apparatus for handling such cards, e.g. marking or correcting
- G06K21/02—Information retrieval from punched cards designed for manual use or handling by machine; Apparatus for handling such cards, e.g. marking or correcting in which coincidence of markings is sensed mechanically, e.g. by needle
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Automatic Disk Changers (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1970048078U JPS4945298Y1 (cs) | 1970-05-18 | 1970-05-18 | |
| US00140155A US3711172A (en) | 1970-05-18 | 1971-05-04 | Cylindrical magazine retaining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1970048078U JPS4945298Y1 (cs) | 1970-05-18 | 1970-05-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4945298Y1 true JPS4945298Y1 (cs) | 1974-12-11 |
Family
ID=33220571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1970048078U Expired JPS4945298Y1 (cs) | 1970-05-18 | 1970-05-18 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3711172A (cs) |
| JP (1) | JPS4945298Y1 (cs) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2662804A (en) * | 1953-01-06 | 1953-12-15 | Ulric O Hutton | Recording disk clamping device |
| US2937916A (en) * | 1956-05-29 | 1960-05-24 | Burroughs Corp | Centering and clamping arrangement |
| US3594875A (en) * | 1970-01-12 | 1971-07-27 | Gen Ind Co The | Turntable-retaining clip |
-
1970
- 1970-05-18 JP JP1970048078U patent/JPS4945298Y1/ja not_active Expired
-
1971
- 1971-05-04 US US00140155A patent/US3711172A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3711172A (en) | 1973-01-16 |