FR832459A - Spark plug improvements - Google Patents

Spark plug improvements

Info

Publication number: FR832459A
Authority: FR; France
Prior art keywords: spark plug; spark; plug; plug improvements
Prior art date: 1937-05-07
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

Application number

Other languages

Inventor

Bernard Delord

Priority date (The priority date 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 date listed.)

1937-05-07

Filing date

1937-05-07

Publication date

1938-09-28

1937-05-07 Application filed filed Critical

1938-09-28 Application granted granted Critical

1938-09-28 Publication of FR832459A publication Critical patent/FR832459A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T13/00—Sparking plugs
- H01T13/20—Sparking plugs characterised by features of the electrodes or insulation
- H01T13/38—Selection of materials for insulation

FR832459D 1937-05-07 1937-05-07 Spark plug improvements Expired FR832459A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR832459T		1937-05-07

Publications (1)

Publication Number	Publication Date
FR832459A true FR832459A (en)	1938-09-28

Family

ID=9296003

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR832459D Expired FR832459A (en)	1937-05-07	1937-05-07	Spark plug improvements

Country Status (1)

Country	Link
FR (1)	FR832459A (en)

1937
- 1937-05-07 FR FR832459D patent/FR832459A/en not_active Expired

Similar Documents

Publication	Publication Date	Title
FR829344A (en)	1938-06-20	Improvement in spark plugs
FR832459A (en)	1938-09-28	Spark plug improvements
FR835843A (en)	1939-01-04	Spark plug improvements
FR835842A (en)	1939-01-04	Spark plug improvements
FR816179A (en)	1937-08-02	Spark plug improvements
FR712855A (en)	1931-10-14	Spark plug improvements
FR855140A (en)	1940-05-03	Spark plug improvements
FR770318A (en)	1934-09-12	Spark plug improvements
FR759057A (en)	1934-01-29	Spark plug improvements
FR865791A (en)	1941-06-03	Improvements made to spark plugs
FR829945A (en)	1938-07-11	Improvements made to spark plugs
FR856074A (en)	1940-05-27	Spark plug improvements
FR787591A (en)	1935-09-25	Spark plug improvements
FR784679A (en)	1935-07-22	Spark plug improvements
FR829392A (en)	1938-06-24	Spark plug improvements
FR818607A (en)	1937-09-30	Spark plug improvements
FR49734E (en)	1939-06-29	Spark plug improvements
FR845078A (en)	1939-08-10	Spark plug improvements
FR853840A (en)	1940-03-29	Spark plug improvements
FR849845A (en)	1939-12-02	Spark plug improvements
FR834772A (en)	1938-12-01	Ignition plug
FR40239E (en)	1932-06-07	Spark plug improvements
BE392336A (en)	1933-02-28	Spark plug improvements
FR785030A (en)	1935-07-31	Spark plug improvements
FR785062A (en)	1935-08-01	Spark plug improvements