NL7212773A - - Google Patents
Info
- Publication number
- NL7212773A NL7212773A NL7212773A NL7212773A NL7212773A NL 7212773 A NL7212773 A NL 7212773A NL 7212773 A NL7212773 A NL 7212773A NL 7212773 A NL7212773 A NL 7212773A NL 7212773 A NL7212773 A NL 7212773A
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/04—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of rods or wire
- B21C37/045—Manufacture of wire or rods with particular section or properties
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
- H01K3/02—Manufacture of incandescent bodies
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/4981—Utilizing transitory attached element or associated separate material
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Wire Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US18258171A | 1971-09-22 | 1971-09-22 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL7212773A true NL7212773A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-03-26 |
| NL173219B NL173219B (nl) | 1983-07-18 |
| NL173219C NL173219C (nl) | 1983-12-16 |
Family
ID=22669086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7212773,A NL173219C (nl) | 1971-09-22 | 1972-09-21 | Werkwijze en inrichting voor het vervaardigen van spiraalsgewijze gewikkelde gloeidraden voor elektrische lampen. |
Country Status (6)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3822455A (en) * | 1972-12-22 | 1974-07-09 | Westinghouse Electric Corp | Method of manufacturing beaded filament coils for electric lamps and similar devices |
| JPS50150172U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-05-29 | 1975-12-13 | ||
| JPS5173782A (ja) * | 1974-12-20 | 1976-06-25 | Mitsubishi Electric Corp | Fukushakyokeikoranpu |
| JPS51119186A (en) * | 1975-04-09 | 1976-10-19 | Mitsubishi Electric Corp | Production method of bulbs |
| DE19527653A1 (de) * | 1995-07-28 | 1997-01-30 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Elektrodenwendel für Entladungslampen und Verfahren zur Herstellung einer derartigen Elektrodenwendel |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE412106A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1934-11-08 | |||
| US2359302A (en) * | 1942-06-11 | 1944-10-03 | Tung Sol Lamp Works Inc | Incandescent lamp and method of manufacture |
| US2687489A (en) * | 1952-06-26 | 1954-08-24 | Hanovia Chemical & Mfg Co | Electrode |
| US3110098A (en) * | 1960-11-25 | 1963-11-12 | Sylvania Electric Prod | Manufacture of wire coils |
-
1971
- 1971-09-22 US US00182581A patent/US3729787A/en not_active Expired - Lifetime
-
1972
- 1972-05-31 CA CA143526A patent/CA935357A/en not_active Expired
- 1972-08-25 GB GB3978672A patent/GB1398556A/en not_active Expired
- 1972-09-19 JP JP47093314A patent/JPS5139951B2/ja not_active Expired
- 1972-09-20 DE DE2246149A patent/DE2246149A1/de not_active Withdrawn
- 1972-09-21 NL NLAANVRAGE7212773,A patent/NL173219C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US3729787A (en) | 1973-05-01 |
| NL173219C (nl) | 1983-12-16 |
| JPS4849276A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-07-11 |
| JPS5139951B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-10-30 |
| DE2246149A1 (de) | 1973-03-29 |
| NL173219B (nl) | 1983-07-18 |
| CA935357A (en) | 1973-10-16 |
| GB1398556A (en) | 1975-06-25 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| SNR | Assignments of patents or rights arising from examined patent applications |
Owner name: NORTH AMERICAN PHILIPS LIGHTING CORPORATION |
|
| V1 | Lapsed because of non-payment of the annual fee |