FR2313775B1 - - Google Patents
Info
- Publication number
- FR2313775B1 FR2313775B1 FR7616659A FR7616659A FR2313775B1 FR 2313775 B1 FR2313775 B1 FR 2313775B1 FR 7616659 A FR7616659 A FR 7616659A FR 7616659 A FR7616659 A FR 7616659A FR 2313775 B1 FR2313775 B1 FR 2313775B1
- Authority
- FR
- France
- 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
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/498—Leads, i.e. metallisations or lead-frames on insulating substrates, e.g. chip carriers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2886—Features relating to contacting the IC under test, e.g. probe heads; chucks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
- H01L21/4814—Conductive parts
- H01L21/4846—Leads on or in insulating or insulated substrates, e.g. metallisation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/20—Sequence of activities consisting of a plurality of measurements, corrections, marking or sorting steps
- H01L22/22—Connection or disconnection of sub-entities or redundant parts of a device in response to a measurement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/12—Mountings, e.g. non-detachable insulating substrates
- H01L23/14—Mountings, e.g. non-detachable insulating substrates characterised by the material or its electrical properties
- H01L23/147—Semiconductor insulating substrates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L24/50—Tape automated bonding [TAB] connectors, i.e. film carriers; Manufacturing methods related thereto
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L24/86—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using tape automated bonding [TAB]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01005—Boron [B]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01006—Carbon [C]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01013—Aluminum [Al]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01015—Phosphorus [P]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01023—Vanadium [V]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01024—Chromium [Cr]
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01027—Cobalt [Co]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01032—Germanium [Ge]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01033—Arsenic [As]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01039—Yttrium [Y]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01079—Gold [Au]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01082—Lead [Pb]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/14—Integrated circuits
-
- 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
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49121—Beam lead frame or beam lead device
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
- Lead Frames For Integrated Circuits (AREA)
- Wire Bonding (AREA)
- Measuring Leads Or Probes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/583,739 US3984620A (en) | 1975-06-04 | 1975-06-04 | Integrated circuit chip test and assembly package |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2313775A1 FR2313775A1 (fr) | 1976-12-31 |
FR2313775B1 true FR2313775B1 (fr) | 1982-07-02 |
Family
ID=24334363
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7616659A Granted FR2313775A1 (fr) | 1975-06-04 | 1976-06-02 | Procede et dispositif d'assemblage et d'essai de circuits integres |
Country Status (7)
Country | Link |
---|---|
US (2) | US3984620A (fr) |
JP (1) | JPS5850024B2 (fr) |
CA (1) | CA1068829A (fr) |
DE (1) | DE2625383C2 (fr) |
FR (1) | FR2313775A1 (fr) |
GB (1) | GB1492015A (fr) |
IT (1) | IT1074474B (fr) |
Families Citing this family (59)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4177519A (en) * | 1975-07-28 | 1979-12-04 | Sharp Kabushiki Kaisha | Electronic control assembly mounted on a flexible carrier and manufacture thereof |
FR2412850A1 (fr) * | 1977-04-26 | 1979-07-20 | Suwa Seikosha Kk | Circuit integre a semi-conducteurs |
JPS5474674A (en) * | 1977-11-26 | 1979-06-14 | Shinkawa Seisakusho Kk | Method of connecting semiconductor |
DE2840973A1 (de) * | 1978-09-20 | 1980-03-27 | Siemens Ag | Verfahren zur herstellung pruefbarer halbleiter-miniaturgehaeuse in bandform |
JPS5562732A (en) * | 1978-11-06 | 1980-05-12 | Chiyou Lsi Gijutsu Kenkyu Kumiai | Preparation of aperture stop |
US4329642A (en) * | 1979-03-09 | 1982-05-11 | Siliconix, Incorporated | Carrier and test socket for leadless integrated circuit |
US4288841A (en) * | 1979-09-20 | 1981-09-08 | Bell Telephone Laboratories, Incorporated | Double cavity semiconductor chip carrier |
CA1115852A (fr) * | 1980-01-09 | 1982-01-05 | Jacques R. St. Louis | Montage de dispositif au silicium sur substrats de ceramique et boitiers et ensembles contenant ces dispositifs |
US4308339A (en) * | 1980-02-07 | 1981-12-29 | Westinghouse Electric Corp. | Method for manufacturing tape including lead frames |
DE3019207A1 (de) * | 1980-05-20 | 1981-11-26 | GAO Gesellschaft für Automation und Organisation mbH, 8000 München | Traegerelement fuer einen ic-chip |
US4439754A (en) * | 1981-04-03 | 1984-03-27 | Electro-Films, Inc. | Apertured electronic circuit package |
US4445043A (en) * | 1982-01-28 | 1984-04-24 | General Instrument Corporation | Method of making an optocoupler |
JPS58162045A (ja) * | 1982-03-23 | 1983-09-26 | Telmec Co Ltd | ウエハ−プロ−ビング用探針ユニツトの構造 |
US4585991A (en) * | 1982-06-03 | 1986-04-29 | Texas Instruments Incorporated | Solid state multiprobe testing apparatus |
GB2124433B (en) * | 1982-07-07 | 1986-05-21 | Int Standard Electric Corp | Electronic component assembly |
KR900001273B1 (ko) * | 1983-12-23 | 1990-03-05 | 후지쑤 가부시끼가이샤 | 반도체 집적회로 장치 |
US4630096A (en) * | 1984-05-30 | 1986-12-16 | Motorola, Inc. | High density IC module assembly |
JPS6149432A (ja) * | 1984-08-18 | 1986-03-11 | Matsushita Electric Ind Co Ltd | 半導体装置の製造方法 |
JPS6189651A (ja) * | 1984-10-08 | 1986-05-07 | Fujitsu Ltd | 半導体装置 |
US4685030A (en) * | 1985-04-29 | 1987-08-04 | Energy Conversion Devices, Inc. | Surface mounted circuits including hybrid circuits, having CVD interconnects, and method of preparing the circuits |
US4760335A (en) * | 1985-07-30 | 1988-07-26 | Westinghouse Electric Corp. | Large scale integrated circuit test system |
US4774630A (en) * | 1985-09-30 | 1988-09-27 | Microelectronics Center Of North Carolina | Apparatus for mounting a semiconductor chip and making electrical connections thereto |
US4701363A (en) * | 1986-01-27 | 1987-10-20 | Olin Corporation | Process for manufacturing bumped tape for tape automated bonding and the product produced thereby |
US4843188A (en) * | 1986-03-25 | 1989-06-27 | Western Digital Corporation | Integrated circuit chip mounting and packaging assembly |
JPS62233774A (ja) * | 1986-04-03 | 1987-10-14 | Matsushita Electric Ind Co Ltd | 回路基板の検査方法 |
US4735678A (en) * | 1987-04-13 | 1988-04-05 | Olin Corporation | Forming a circuit pattern in a metallic tape by electrical discharge machining |
US4843695A (en) * | 1987-07-16 | 1989-07-04 | Digital Equipment Corporation | Method of assembling tab bonded semiconductor chip package |
US5323035A (en) * | 1992-10-13 | 1994-06-21 | Glenn Leedy | Interconnection structure for integrated circuits and method for making same |
JPH01290598A (ja) * | 1988-05-17 | 1989-11-22 | Res Dev Corp Of Japan | 微細マルチプローブの製造方法 |
US4852788A (en) * | 1988-06-16 | 1989-08-01 | American Technology, Inc. | Method and apparatus of ultrasonic gang welding |
US4998062A (en) * | 1988-10-25 | 1991-03-05 | Tokyo Electron Limited | Probe device having micro-strip line structure |
US5091694A (en) * | 1989-01-31 | 1992-02-25 | Tokyo Electron Limited | Quartz probe apparatus |
US5041695A (en) * | 1989-06-01 | 1991-08-20 | Westinghouse Electric Corp. | Co-fired ceramic package for a power circuit |
JPH03122570A (ja) * | 1989-10-05 | 1991-05-24 | Takeda Sangyo Kk | プローブカード |
US5008615A (en) * | 1989-11-03 | 1991-04-16 | Motorola, Inc. | Means and method for testing integrated circuits attached to a leadframe |
GB9018764D0 (en) * | 1990-08-28 | 1990-10-10 | Lsi Logic Europ | Packaging of electronic devices |
DE4038168C2 (de) * | 1990-11-30 | 1998-09-24 | Daimler Benz Ag | Verfahren zur Herstellung eines Multichip-Moduls |
US5220726A (en) * | 1991-06-26 | 1993-06-22 | Xerox Corporation | Method for manufacturing an electrically connectable module |
KR930011143A (ko) * | 1991-11-14 | 1993-06-23 | 김광호 | 반도체장치 및 그 제조방법 |
US5702985A (en) * | 1992-06-26 | 1997-12-30 | Staktek Corporation | Hermetically sealed ceramic integrated circuit heat dissipating package fabrication method |
JPH0750762B2 (ja) * | 1992-12-18 | 1995-05-31 | 山一電機株式会社 | Icキャリア |
JP2008185596A (ja) * | 1994-02-21 | 2008-08-14 | Renesas Technology Corp | 接続装置 |
WO1995034000A1 (fr) * | 1994-06-03 | 1995-12-14 | Hitachi, Ltd. | Dispositif de connexion et sa fabrication |
JP2632136B2 (ja) * | 1994-10-17 | 1997-07-23 | 日本電子材料株式会社 | 高温測定用プローブカード |
DE19520676A1 (de) * | 1995-06-07 | 1996-12-12 | Deutsche Telekom Ag | Hybridschaltung und Verfahren zur Herstellung derselben |
US6005267A (en) * | 1995-09-29 | 1999-12-21 | Itt Corporation | MES/MIS FET with split-gate RF input |
US5756370A (en) * | 1996-02-08 | 1998-05-26 | Micron Technology, Inc. | Compliant contact system with alignment structure for testing unpackaged semiconductor dice |
JP3123483B2 (ja) | 1997-10-28 | 2001-01-09 | 日本電気株式会社 | プローブカード及びプローブカード形成方法 |
JP4685240B2 (ja) * | 1998-07-08 | 2011-05-18 | カプレス エイピーエス | 多探針プローブ |
US7304486B2 (en) * | 1998-07-08 | 2007-12-04 | Capres A/S | Nano-drive for high resolution positioning and for positioning of a multi-point probe |
JP2000099678A (ja) * | 1998-09-18 | 2000-04-07 | Hitachi Ltd | Icカード及びその製造方法 |
DE19904138B4 (de) * | 1999-02-03 | 2008-10-16 | Deutsche Telekom Ag | Verfahren zur Herstellung von Kontakthügeln für die Chipeinbettung in Dünnfilmanordnungen |
US7132841B1 (en) * | 2000-06-06 | 2006-11-07 | International Business Machines Corporation | Carrier for test, burn-in, and first level packaging |
US7189378B2 (en) * | 2002-02-04 | 2007-03-13 | Kulite Semiconductor Products, Inc. | Miniature reaction chamber template structure for fabrication of nanoscale molecular systems and devices |
GB2388468B (en) * | 2002-02-08 | 2005-05-04 | Microsaic Systems Ltd | Microengineered electrical connectors |
US7459376B2 (en) * | 2005-02-04 | 2008-12-02 | Infineon Technologies Ag | Dissociated fabrication of packages and chips of integrated circuits |
TWI368743B (en) | 2008-11-04 | 2012-07-21 | King Yuan Electronics Co Ltd | Probe card assembly and probes therein |
CN101975921A (zh) * | 2010-09-29 | 2011-02-16 | 上海天臣威讯信息技术有限公司 | 芯片测试板及测试方法、dfn封装器件测试板及测试方法 |
US9093442B1 (en) | 2013-03-15 | 2015-07-28 | Lockheed Martin Corporation | Apparatus and method for achieving wideband RF performance and low junction to case thermal resistance in non-flip bump RFIC configuration |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3256465A (en) * | 1962-06-08 | 1966-06-14 | Signetics Corp | Semiconductor device assembly with true metallurgical bonds |
US3292241A (en) * | 1964-05-20 | 1966-12-20 | Motorola Inc | Method for connecting semiconductor devices |
US3390308A (en) * | 1966-03-31 | 1968-06-25 | Itt | Multiple chip integrated circuit assembly |
US3436604A (en) * | 1966-04-25 | 1969-04-01 | Texas Instruments Inc | Complex integrated circuit array and method for fabricating same |
US3381372A (en) * | 1966-07-13 | 1968-05-07 | Sperry Rand Corp | Method of electrically connecting and hermetically sealing packages for microelectronic circuits |
US3484534A (en) * | 1966-07-29 | 1969-12-16 | Texas Instruments Inc | Multilead package for a multilead electrical device |
US3480836A (en) * | 1966-08-11 | 1969-11-25 | Ibm | Component mounted in a printed circuit |
GB1184319A (en) * | 1967-12-27 | 1970-03-11 | Rca Corp | Semiconductor Device Assembly |
US3577037A (en) * | 1968-07-05 | 1971-05-04 | Ibm | Diffused electrical connector apparatus and method of making same |
US3698075A (en) * | 1969-11-05 | 1972-10-17 | Motorola Inc | Ultrasonic metallic sheet-frame bonding |
DE2151765C2 (de) * | 1970-11-05 | 1983-06-16 | Honeywell Information Systems Italia S.p.A., Caluso, Torino | Verfahren zum Kontaktieren von integrierten Schaltungen mit Beam-Lead-Anschlüssen |
US3709424A (en) * | 1971-02-19 | 1973-01-09 | Signetics Corp | Integrated circuit bonder |
GB1383297A (en) * | 1972-02-23 | 1974-02-12 | Plessey Co Ltd | Electrical integrated circuit package |
JPS5128980B2 (fr) * | 1972-12-26 | 1976-08-23 |
-
1975
- 1975-06-04 US US05/583,739 patent/US3984620A/en not_active Expired - Lifetime
-
1976
- 1976-03-15 US US05/666,826 patent/US4096348A/en not_active Expired - Lifetime
- 1976-05-07 CA CA252,049A patent/CA1068829A/fr not_active Expired
- 1976-05-28 GB GB22331/76A patent/GB1492015A/en not_active Expired
- 1976-05-28 IT IT49710/76A patent/IT1074474B/it active
- 1976-06-01 JP JP51064023A patent/JPS5850024B2/ja not_active Expired
- 1976-06-02 FR FR7616659A patent/FR2313775A1/fr active Granted
- 1976-06-04 DE DE2625383A patent/DE2625383C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2625383A1 (de) | 1976-12-16 |
IT1074474B (it) | 1985-04-20 |
FR2313775A1 (fr) | 1976-12-31 |
US4096348A (en) | 1978-06-20 |
JPS5850024B2 (ja) | 1983-11-08 |
DE2625383C2 (de) | 1985-02-21 |
US3984620A (en) | 1976-10-05 |
JPS51148358A (en) | 1976-12-20 |
CA1068829A (fr) | 1979-12-25 |
GB1492015A (en) | 1977-11-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |