JPS50119818A - - Google Patents
Info
- Publication number
- JPS50119818A JPS50119818A JP2571774A JP2571774A JPS50119818A JP S50119818 A JPS50119818 A JP S50119818A JP 2571774 A JP2571774 A JP 2571774A JP 2571774 A JP2571774 A JP 2571774A JP S50119818 A JPS50119818 A JP S50119818A
- 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.)
- Pending
Links
Landscapes
- Porous Artificial Stone Or Porous Ceramic Products (AREA)
- Glass Compositions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2571774A JPS50119818A (de) | 1974-03-07 | 1974-03-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2571774A JPS50119818A (de) | 1974-03-07 | 1974-03-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50119818A true JPS50119818A (de) | 1975-09-19 |
Family
ID=12173531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2571774A Pending JPS50119818A (de) | 1974-03-07 | 1974-03-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS50119818A (de) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4506959A (en) * | 1981-12-29 | 1985-03-26 | Asahi Kogaku Kogyo Kabushiki Kaisha | Zoom lens assembly with switching mechanism from or to zooming photographing to or from macro photographing |
| US4523815A (en) * | 1982-07-27 | 1985-06-18 | Asahi Kogaku Kogyo Kabushiki Kaisha | Zoom lens barrel for macrofocusing |
| JP2013107785A (ja) * | 2011-11-18 | 2013-06-06 | East Japan Railway Co | ガラス発泡体入り路盤材 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3030215A (en) * | 1957-10-22 | 1962-04-17 | Standard Oil Co | Hollow glass particles and method of producing the same |
| US3321414A (en) * | 1961-05-18 | 1967-05-23 | Werner H Kreidl | Cellular glass and method of making same |
-
1974
- 1974-03-07 JP JP2571774A patent/JPS50119818A/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3030215A (en) * | 1957-10-22 | 1962-04-17 | Standard Oil Co | Hollow glass particles and method of producing the same |
| US3321414A (en) * | 1961-05-18 | 1967-05-23 | Werner H Kreidl | Cellular glass and method of making same |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4506959A (en) * | 1981-12-29 | 1985-03-26 | Asahi Kogaku Kogyo Kabushiki Kaisha | Zoom lens assembly with switching mechanism from or to zooming photographing to or from macro photographing |
| US4523815A (en) * | 1982-07-27 | 1985-06-18 | Asahi Kogaku Kogyo Kabushiki Kaisha | Zoom lens barrel for macrofocusing |
| JP2013107785A (ja) * | 2011-11-18 | 2013-06-06 | East Japan Railway Co | ガラス発泡体入り路盤材 |