NL266525A - - Google Patents

Info

Publication number
NL266525A
NL266525A NL266525DA NL266525A NL 266525 A NL266525 A NL 266525A NL 266525D A NL266525D A NL 266525DA NL 266525 A NL266525 A NL 266525A
Authority
NL
Netherlands
Application number
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.)
Publication date
Publication of NL266525A publication Critical patent/NL266525A/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B1/86—Sound-absorbing elements slab-shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/02—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/45—Joining of substantially the whole surface of the articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/003—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised by the matrix material, e.g. material composition or physical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06—Fibrous reinforcements only
    • B29C70/10—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres
    • B29C70/12—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of short length, e.g. in the form of a mat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2309/00—Use of inorganic materials not provided for in groups B29K2303/00 - B29K2307/00, as reinforcement
    • B29K2309/08—Glass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2313/00—Use of textile products or fabrics as reinforcement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2709/00—Use of inorganic materials not provided for in groups B29K2703/00 - B29K2707/00, for preformed parts, e.g. for inserts
    • B29K2709/08—Glass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0001—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular acoustical properties
    • B29K2995/0002—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular acoustical properties insulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B2001/8245—Machines for manufacturing, shaping, piercing or filling sound insulating elements
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B2001/8457—Solid slabs or blocks
    • E04B2001/8461—Solid slabs or blocks layered
    • 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
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1052—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/1059—Splitting sheet lamina in plane intermediate of faces
    • 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
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/17—Surface bonding means and/or assemblymeans with work feeding or handling means
    • Y10T156/1702—For plural parts or plural areas of single part
    • Y10T156/1744—Means bringing discrete articles into assembled relationship
    • Y10T156/1751—At least three articles
    • Y10T156/1754—At least two applied side by side to common base
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249987—With nonvoid component of specified composition
    • Y10T428/249991—Synthetic resin or natural rubbers
    • Y10T428/249992—Linear or thermoplastic
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
    • Y10T428/31645—Next to addition polymer from unsaturated monomers
    • Y10T428/31649—Ester, halide or nitrile of addition polymer

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Architecture (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Electromagnetism (AREA)
  • Mathematical Physics (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Textile Engineering (AREA)
  • Laminated Bodies (AREA)
  • Building Environments (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
NL266525D 1960-06-30 NL266525A (US06262066-20010717-C00424.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US39924A US3092203A (en) 1960-06-30 1960-06-30 Sound absorbing fibrous board with plastic film covering

Publications (1)

Publication Number Publication Date
NL266525A true NL266525A (US06262066-20010717-C00424.png) 1900-01-01

Family

ID=21908087

Family Applications (1)

Application Number Title Priority Date Filing Date
NL266525D NL266525A (US06262066-20010717-C00424.png) 1960-06-30

Country Status (7)

Country Link
US (1) US3092203A (US06262066-20010717-C00424.png)
BE (1) BE605416A (US06262066-20010717-C00424.png)
CH (1) CH393697A (US06262066-20010717-C00424.png)
DE (1) DE1471352C3 (US06262066-20010717-C00424.png)
GB (1) GB921132A (US06262066-20010717-C00424.png)
LU (1) LU40325A1 (US06262066-20010717-C00424.png)
NL (1) NL266525A (US06262066-20010717-C00424.png)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3255843A (en) * 1959-10-02 1966-06-14 Owens Corning Fiberglass Corp Fibrous acoustical panel with continuously adhered surface film and method of making same
US3398811A (en) * 1961-08-28 1968-08-27 United States Gypsum Co Acoustical tile with vibratile membrane extending into fissures
US3196975A (en) * 1962-12-13 1965-07-27 Allied Chem Acoustic foam
US3211253A (en) * 1964-01-15 1965-10-12 Douglas Aircraft Co Inc Acoustical panel comprising a cellular core having a face thereof coated with fibers bridging the cells
US3239973A (en) * 1964-01-24 1966-03-15 Johns Manville Acoustical glass fiber panel with diaphragm action and controlled flow resistance
US3343329A (en) * 1964-05-14 1967-09-26 Arthur J Pohutsky Spacer-support clip for ceiling construction
US3493452A (en) * 1965-05-17 1970-02-03 Du Pont Apparatus and continuous process for producing fibrous sheet structures
US3340118A (en) * 1965-06-01 1967-09-05 Thomas R Patterson Method of making building products and the like
US3441465A (en) * 1966-09-28 1969-04-29 Owens Corning Fiberglass Corp Film faced fibrous body
US3513065A (en) * 1967-04-19 1970-05-19 Owens Corning Fiberglass Corp Film faced fibrous body
US3581453A (en) * 1969-01-02 1971-06-01 Owens Corning Fiberglass Corp Fibrous ceiling surfacing system
US3905855A (en) * 1972-11-01 1975-09-16 Owens Corning Fiberglass Corp Rigid fibrous panel and method of making same
US3948347A (en) * 1974-11-25 1976-04-06 Gallagher-Kaiser Corporation Acoustical panel
US4181450A (en) * 1976-04-02 1980-01-01 Akzona Incorporated Erosion control matting
US4219376A (en) * 1979-03-05 1980-08-26 L. E. Carpenter & Company, Inc. Flexible acoustical wall covering, method of making same, and wall panel employing same
FR2456854B1 (fr) * 1979-05-18 1986-03-28 Nissan Motor Organe, tel qu'un couvercle de moteur, proche du moteur d'une automobile, et procede de fabrication
JPS5773330U (US06262066-20010717-C00424.png) * 1980-10-23 1982-05-06
US4894102A (en) * 1985-03-04 1990-01-16 Kenneth F. Halls Method for refinishing building panels
US4666540A (en) * 1985-03-04 1987-05-19 Acoustic Industries, Inc. Method of refurbishing building panels
US4740257A (en) * 1985-03-04 1988-04-26 Acoustic Industries, Inc. Ceiling tile covering system
AU622431B2 (en) * 1988-02-12 1992-04-09 Paroc Group Oy Ab Apparatus for the formation of an insulating material ply
FI79902C (fi) * 1988-02-12 1990-03-12 Partek Ab Anordning foer formande av ett isolerskikt.
DE3928018A1 (de) * 1989-08-24 1991-02-28 Gruenzweig & Hartmann Verfahren zur herstellung eines flaechenelementes zur absorption von elektromagnetischen wellen
US5115616A (en) * 1989-09-05 1992-05-26 Nixon Michael T Edgebanded acoustical panels
IT1262110B (it) * 1993-04-30 1996-06-19 Ilcamdecor S R L Procedimento per la produzione di elementi per mobili rivestiti con riempitivo espanso, semiespanso o sintetico ed elementi rivestiti ottenuti con tale procedimento
US5787677A (en) * 1995-10-18 1998-08-04 Owens Corning Fiberglas Technology, Inc. Garage door insulation system
US5965851A (en) * 1997-01-28 1999-10-12 Owens Corning Fiberglas Technology, Inc. Acoustically insulated apparatus
UA104625C2 (ru) * 2009-05-12 2014-02-25 Роквул Интернешнл А/С Звукоизолирующий элемент и способ изготовления звукоизолирующего элемента
CN111688980B (zh) * 2020-05-21 2021-12-17 江西艾芬达暖通科技股份有限公司 一种外壳覆膜机

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2031900A (en) * 1933-04-07 1936-02-25 Edward J Miller Acoustical wall surfacing
US2045311A (en) * 1933-07-20 1936-06-23 United States Gypsum Co Acoustical wall covering
US2081952A (en) * 1934-12-17 1937-06-01 Johns Manville Acoustical construction
US2237032A (en) * 1938-02-19 1941-04-01 Pittsburgh Plate Glass Co Process of increasing the sound absorptive properties of cellular glass
US2338813A (en) * 1940-03-25 1944-01-11 Mitchell & Smith Inc Method of manufacturing sound deadening material
US2497912A (en) * 1945-08-13 1950-02-21 Owens Corning Fiberglass Corp Acoustic wall treatment with replaceable facing
US2694233A (en) * 1950-11-29 1954-11-16 Chester M Page Wall and ceiling tile
US2744044A (en) * 1953-06-18 1956-05-01 Midland Chemical Corp Laminar product and method of making the same
US2850109A (en) * 1954-04-27 1958-09-02 Benjamin Electric Mfg Co Light-permeable sound-absorbing panel
US2959242A (en) * 1954-12-21 1960-11-08 Bayer Ag Sound-absorbing system
US2809145A (en) * 1955-01-18 1957-10-08 Mcdermott Francis Roland Vibration-absorbing pad and process of manufacture
DE1044384B (de) * 1955-04-09 1958-11-20 Owens Corning Fiberglass Corp Mit einer Membran bespannte poroese Schallschluckplatte
US2868684A (en) * 1956-01-03 1959-01-13 Lof Glass Fibers Co Decorative acoustical materials
US2920357A (en) * 1956-04-26 1960-01-12 Walter M Ericson Ceiling with controlled ventilation

Also Published As

Publication number Publication date
DE1471352C3 (de) 1974-04-18
DE1471352A1 (de) 1969-10-23
GB921132A (en) 1963-03-13
LU40325A1 (US06262066-20010717-C00424.png) 1961-08-28
US3092203A (en) 1963-06-04
CH393697A (de) 1965-06-15
BE605416A (fr) 1961-10-16

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