JPS4214754Y1 - - Google Patents
Info
- Publication number
- JPS4214754Y1 JPS4214754Y1 JP994665U JP994665U JPS4214754Y1 JP S4214754 Y1 JPS4214754 Y1 JP S4214754Y1 JP 994665 U JP994665 U JP 994665U JP 994665 U JP994665 U JP 994665U JP S4214754 Y1 JPS4214754 Y1 JP S4214754Y1
- 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP994665U JPS4214754Y1 (en) | 1965-02-12 | 1965-02-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP994665U JPS4214754Y1 (en) | 1965-02-12 | 1965-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4214754Y1 true JPS4214754Y1 (en) | 1967-08-23 |
Family
ID=31742830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP994665U Expired JPS4214754Y1 (en) | 1965-02-12 | 1965-02-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4214754Y1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5149728U (en) * | 1974-10-10 | 1976-04-15 | ||
| JPS51116930U (en) * | 1975-03-18 | 1976-09-22 | ||
| JP2021517069A (en) * | 2018-10-23 | 2021-07-15 | テックメン エレクトロニクス カンパニー リミテッド | Automatic light-shielding welding helmet |
-
1965
- 1965-02-12 JP JP994665U patent/JPS4214754Y1/ja not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5149728U (en) * | 1974-10-10 | 1976-04-15 | ||
| JPS51116930U (en) * | 1975-03-18 | 1976-09-22 | ||
| JP2021517069A (en) * | 2018-10-23 | 2021-07-15 | テックメン エレクトロニクス カンパニー リミテッド | Automatic light-shielding welding helmet |
| US11369520B2 (en) | 2018-10-23 | 2022-06-28 | Tecmen Electronics Co., Ltd. | Auto-darkening welding helmet |