JPS4972531A - - Google Patents
Info
- Publication number
- JPS4972531A JPS4972531A JP11555172A JP11555172A JPS4972531A JP S4972531 A JPS4972531 A JP S4972531A JP 11555172 A JP11555172 A JP 11555172A JP 11555172 A JP11555172 A JP 11555172A JP S4972531 A JPS4972531 A JP S4972531A
- 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
- Spark Plugs (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11555172A JPS4972531A (zh) | 1972-11-20 | 1972-11-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11555172A JPS4972531A (zh) | 1972-11-20 | 1972-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4972531A true JPS4972531A (zh) | 1974-07-12 |
Family
ID=14665327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11555172A Pending JPS4972531A (zh) | 1972-11-20 | 1972-11-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4972531A (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011013287A1 (ja) * | 2009-07-29 | 2011-02-03 | 日本特殊陶業株式会社 | スパークプラグの製造装置及び製造方法 |
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1972
- 1972-11-20 JP JP11555172A patent/JPS4972531A/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011013287A1 (ja) * | 2009-07-29 | 2011-02-03 | 日本特殊陶業株式会社 | スパークプラグの製造装置及び製造方法 |
| JP2011034677A (ja) * | 2009-07-29 | 2011-02-17 | Ngk Spark Plug Co Ltd | スパークプラグの製造装置及び製造方法 |
| US8636555B2 (en) | 2009-07-29 | 2014-01-28 | Ngk Spark Plug Co., Ltd. | Manufacturing apparatus and manufacturing method for spark plugs |