CA1314680C - Modular roofing element - Google Patents
Modular roofing elementInfo
- Publication number
- CA1314680C CA1314680C CA000605630A CA605630A CA1314680C CA 1314680 C CA1314680 C CA 1314680C CA 000605630 A CA000605630 A CA 000605630A CA 605630 A CA605630 A CA 605630A CA 1314680 C CA1314680 C CA 1314680C
- Authority
- CA
- Canada
- Prior art keywords
- bent
- shape
- edge
- construction
- upwardly
- Prior art date
- 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 - Fee Related
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D1/00—Roof covering by making use of tiles, slates, shingles, or other small roofing elements
- E04D1/12—Roofing elements shaped as plain tiles or shingles, i.e. with flat outer surface
- E04D1/18—Roofing elements shaped as plain tiles or shingles, i.e. with flat outer surface of metal
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D1/00—Roof covering by making use of tiles, slates, shingles, or other small roofing elements
- E04D1/29—Means for connecting or fastening adjacent roofing elements
- E04D1/2907—Means for connecting or fastening adjacent roofing elements by interfitted sections
- E04D1/2914—Means for connecting or fastening adjacent roofing elements by interfitted sections having fastening means or anchors at juncture of adjacent roofing elements
- E04D1/2918—Means for connecting or fastening adjacent roofing elements by interfitted sections having fastening means or anchors at juncture of adjacent roofing elements the fastening means taking hold directly on adjacent elements of succeeding rows
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D1/00—Roof covering by making use of tiles, slates, shingles, or other small roofing elements
- E04D1/29—Means for connecting or fastening adjacent roofing elements
- E04D1/2907—Means for connecting or fastening adjacent roofing elements by interfitted sections
- E04D1/2942—Means for connecting or fastening adjacent roofing elements by interfitted sections having folded sections receiving interfitted part of adjacent section
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
- Fats And Perfumes (AREA)
- Saccharide Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Liquid Crystal Substances (AREA)
- Reverberation, Karaoke And Other Acoustics (AREA)
- Joining Of Building Structures In Genera (AREA)
- Seal Device For Vehicle (AREA)
- Glass Compositions (AREA)
- Body Structure For Vehicles (AREA)
- Prostheses (AREA)
- Massaging Devices (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
A B S T R A C T
A modular roofing element characterised by consisting of a plate-like element of substantially rectangular shape in which one side edge (2) is bent frontwards to U-shape and is provided with a lower appendix (4) bent rearwards to U-shape, the other side edge (5) is bent rearwards to U-shape, and the upper transverse edge (7) is bent frontwards to U-shape.
A modular roofing element characterised by consisting of a plate-like element of substantially rectangular shape in which one side edge (2) is bent frontwards to U-shape and is provided with a lower appendix (4) bent rearwards to U-shape, the other side edge (5) is bent rearwards to U-shape, and the upper transverse edge (7) is bent frontwards to U-shape.
Description
This invention rela-tes to a modular roofing element.
An object of -the invention is -to provide a metal modular roofing element which is extremely easy -to moun-t.
A fur-ther object of the invention is to provide a modular element which gives high s-tability -to -the constructed roof.
A further object of the invention is to provide a modular element which offers a practically total seal against water, wind and atmospheric agen-ts in general.
A fur-ther object of the invention is to provide a modular elemen-t which gives a resultant pleasant appearance.
A fur-ther object of -the invention is to provide a modular element which allows the roof to adap-t to thermal expansion of the individual elements.
A further objec-t of the invention is to provide an element which allows effec-tive natural roof ventilation to be obtained.
According to the presen-t inven-tion, there is provided a modular roofing element with a substantially rectangular shape, wherein one side edge is ben-t upwardly in a U-shape and is provided with an appendix at one ex-tremity, the opposite edge is bent downwardly in a similar U-shape and the upper transverse edge is bent upwardly in a U-shape, characterrized in that the appendix is loca-ted at the lower extremity of the one side edge and is bent downwardly in a U-shape so that i-t can engage the bend of the upper transverse edge.
A preferred embodimen-t of the present inven-tion is described in de-tail hereinafter as example without limita-tive manner with reference to the accompanying drawings in which:
figure 1 is an interrupted par-tly perspective view of a modular element according to -the invention;
h . . ' . ~ . ~, - 2 - I ~ 3~6~
figure 2 is a plan view -thereof:
figure 3 is a perspec-tive view of a roof por-tion obtained using the elements according to the invention;
figure 4 is a detailed view of the connection between adjacent elements, -taken in horizontal section on the line IV-IV of figure 3;
figure 5 is a detailed view of the connection between adjaceilt elements, taken in vertical sec-tion on the line V-V of figure 3;
figure 6 is a detailed cross-sectional view showing the engagement be-tween two hori~ontal element bands at -the ridge of a two-pitch roof, in a first embodiment;
figure 7 is the same detailed view as figure 6, but in a second embodiment.
As can be seen from the figures, -the modular element /
An object of -the invention is -to provide a metal modular roofing element which is extremely easy -to moun-t.
A fur-ther object of the invention is to provide a modular element which gives high s-tability -to -the constructed roof.
A further object of the invention is to provide a modular element which offers a practically total seal against water, wind and atmospheric agen-ts in general.
A fur-ther object of the invention is to provide a modular elemen-t which gives a resultant pleasant appearance.
A fur-ther object of -the invention is to provide a modular element which allows the roof to adap-t to thermal expansion of the individual elements.
A further objec-t of the invention is to provide an element which allows effec-tive natural roof ventilation to be obtained.
According to the presen-t inven-tion, there is provided a modular roofing element with a substantially rectangular shape, wherein one side edge is ben-t upwardly in a U-shape and is provided with an appendix at one ex-tremity, the opposite edge is bent downwardly in a similar U-shape and the upper transverse edge is bent upwardly in a U-shape, characterrized in that the appendix is loca-ted at the lower extremity of the one side edge and is bent downwardly in a U-shape so that i-t can engage the bend of the upper transverse edge.
A preferred embodimen-t of the present inven-tion is described in de-tail hereinafter as example without limita-tive manner with reference to the accompanying drawings in which:
figure 1 is an interrupted par-tly perspective view of a modular element according to -the invention;
h . . ' . ~ . ~, - 2 - I ~ 3~6~
figure 2 is a plan view -thereof:
figure 3 is a perspec-tive view of a roof por-tion obtained using the elements according to the invention;
figure 4 is a detailed view of the connection between adjacent elements, -taken in horizontal section on the line IV-IV of figure 3;
figure 5 is a detailed view of the connection between adjaceilt elements, taken in vertical sec-tion on the line V-V of figure 3;
figure 6 is a detailed cross-sectional view showing the engagement be-tween two hori~ontal element bands at -the ridge of a two-pitch roof, in a first embodiment;
figure 7 is the same detailed view as figure 6, but in a second embodiment.
As can be seen from the figures, -the modular element /
3~8~
accorcling to the invention, lnf~lcate~ overall ~y ~, conslsts o~ a sheet portlon of electrolytiGally treated norTnal or stainle;~s steel, copper, c~loured C)l' llC)n-COIOUref.~ UlrliniUri~, or another metal prepalnted or pre~reate~l for the partiçular use ~ .
The ele~nent ~ is of overall rectangular sha~e, of which:
- the ri~ht hand edge 2 ~w~th re-ference to Eigure 2) is hent ~rontwards to U-shape, ie towarcls Ihe outer .surface o-f the elemen~ 1, and c omprlses at lts ~Ipper end a tllrou~h hole ~.
The lower portlon of the outer- flan~e of saicl later-al edge 2 is removecl, whereas the inner ~lange 1~ ~ent rearwards to U-shape to ~c>rm a hooE;incJ appendix 4. The frontwarcl ~ending o~ the ri~h~ hand ed~e 2 ls preceded by its hendin~ in two oppos~ng dlrectlons so that the two flanges o~ sai-l eclge 2 1 ~ lie symmetric ally abou~ the yeneral plane o~ ~he element 1;
- the left hand lateral ed~e 5 is l~ent rearwarc~s to U-s~lape and is provided with a hole 6 correspondin~ to t~le hole of the right hand lateral eclge;
- the UPPer transverse ed~e 7 i.s hent frontwarcls to IJ-shape;
althou~h it is not strif,tly necessal y ~o l rovicle ,ontlnuous bend aloflcJ the upper edfJe 7, it is r~r-eff r~ lf bec ause as will l:-e apparent hereinaf ter this ensures a ~ood seal aclalnst water and against the for~e of -the wincl, arl(l ' ~3~46~
~1.
also gives ~reater ~ree~orn in tlle relative positioning of the various elements. Elowever, the bendin~ of the edge 7 rloes not incluf~e the righ~ hand lateral e(:l~e ? or the outer flan~e oE the le~t hand later al ed-Je 5;
5 - the~ lower ed~e B` ~as its ends slig~tly rounde~l and is given a sllght rearward bend. AS Will he appal~ent hereina~tel~, this slight ~end is provide~ oth for a.esthetic reasons and for funGtional reasons in ~hat it contrihutes to the water an-~ wind seal.
The element according ~o the invention i.s constructe~
from sheet metal strip, from whicll a portlon cor respondin~ -~o t~le developed element is punched out withou~ the parts whicll are not present in the finished element, ie t~le lower portion o~ the outer flan~e o~ the left hand edge 2 and the ends o~
15 the lower edge a.
The Punchecl piece is then sui~jecte~l ~o conventional bending operations to produce the element l~ This can then be surface-treated l the init1al sheet metal stri.p had not been sub,~ecte~ to Such trea~ment.
For mount~n~ purposes a support lattlce a~van~a~eously of wood or possi~ly Jne~al is require~ com~-Jrisin~ a plurality of longitud:lnal mem~ers 9 ~ispose~l parallel to each other~ a~
a d~stance apart substantially e~lual to the d~stance ~etween ~31~8~
those lines on the elements l about wh~ch the upper edge 7 an~ lower edge ~ are l~ent.
The lower left hand roofin~ element is then applied to this lattice and fixed to ~he correspondin~ lon~ltudinal 5 ~ member ~ with screws screwed throu~h the holes 3 and 6 provided in the two lateral ed~es 2 and 5. The horl~ontally adJacent element is then f itted to this element so -that its rearwardly ~ent le~t hand lateral edge 5 enga~es in the ~rontwar-lly bent ri~ht hand eclge ~ o~ thls already fittet~
element an~ is then f1xed to the same lon~itudl.nal mem~er 9 witll ~urther screws tl~r OU~7~1 the holes 3 an~l ~. When the hor i~ontal row of elements is complete tlle overlyin~ l"OW is commenced. The first element ls applied i.n irnbr~cate arran~ement between the two adJacent ælements l posltioned a-t the le~t ~1and en~ o~ tl~e lower r ow so that the hoolcin~
appen~ix 4 of the ~ight l~an(l edsle 2 of the new element engages in the frontwardly J~en~ upper transverse ed~e 7 o~
one of sai~ elernents of the f ir st r ow. This r~r c~cedllre is then r-epeated $or the ad~acent element until the secon~ row is ) Gomplete after which the thlr-d row is applied and sc) on untll that roof pltch is cornplete.
If the roof has two pi~ches t~e two upper rows o~
elements l are conne~ted together by rl~e elemenls lO and ll ~ 3 ~ 0 which en~age in the two ben-t upper edges 7 of tlle element.s of these -two rows, the ridge elements 10, ~1 then ~.~eln~ joined to~ether elther (llrectly ~see fl~ure fi~ or ~y U-sect~on elements 12 ~see flgure 7).
5 ~ ~rom the afo'regolrlg it is apparent that the modular elements according to the invention are extremely advantageous in that:
- they are extremely easy to mount, - they ena)~le roofs of hlsh mechanical stability to be 1 ( constructe~, - they of f er an excellent seal against water an~ wind, - they have a resultant pleasant appearance, - they render the roof vi.rtually i.nsensitive to ther mal expansion l~y cornpletely a}>sorl~ing it, 1~ - they ena~31e roofs to l:~e col-lst~ucted havinL~ excellen~
natural ventilatlon.
accorcling to the invention, lnf~lcate~ overall ~y ~, conslsts o~ a sheet portlon of electrolytiGally treated norTnal or stainle;~s steel, copper, c~loured C)l' llC)n-COIOUref.~ UlrliniUri~, or another metal prepalnted or pre~reate~l for the partiçular use ~ .
The ele~nent ~ is of overall rectangular sha~e, of which:
- the ri~ht hand edge 2 ~w~th re-ference to Eigure 2) is hent ~rontwards to U-shape, ie towarcls Ihe outer .surface o-f the elemen~ 1, and c omprlses at lts ~Ipper end a tllrou~h hole ~.
The lower portlon of the outer- flan~e of saicl later-al edge 2 is removecl, whereas the inner ~lange 1~ ~ent rearwards to U-shape to ~c>rm a hooE;incJ appendix 4. The frontwarcl ~ending o~ the ri~h~ hand ed~e 2 ls preceded by its hendin~ in two oppos~ng dlrectlons so that the two flanges o~ sai-l eclge 2 1 ~ lie symmetric ally abou~ the yeneral plane o~ ~he element 1;
- the left hand lateral ed~e 5 is l~ent rearwarc~s to U-s~lape and is provided with a hole 6 correspondin~ to t~le hole of the right hand lateral eclge;
- the UPPer transverse ed~e 7 i.s hent frontwarcls to IJ-shape;
althou~h it is not strif,tly necessal y ~o l rovicle ,ontlnuous bend aloflcJ the upper edfJe 7, it is r~r-eff r~ lf bec ause as will l:-e apparent hereinaf ter this ensures a ~ood seal aclalnst water and against the for~e of -the wincl, arl(l ' ~3~46~
~1.
also gives ~reater ~ree~orn in tlle relative positioning of the various elements. Elowever, the bendin~ of the edge 7 rloes not incluf~e the righ~ hand lateral e(:l~e ? or the outer flan~e oE the le~t hand later al ed-Je 5;
5 - the~ lower ed~e B` ~as its ends slig~tly rounde~l and is given a sllght rearward bend. AS Will he appal~ent hereina~tel~, this slight ~end is provide~ oth for a.esthetic reasons and for funGtional reasons in ~hat it contrihutes to the water an-~ wind seal.
The element according ~o the invention i.s constructe~
from sheet metal strip, from whicll a portlon cor respondin~ -~o t~le developed element is punched out withou~ the parts whicll are not present in the finished element, ie t~le lower portion o~ the outer flan~e o~ the left hand edge 2 and the ends o~
15 the lower edge a.
The Punchecl piece is then sui~jecte~l ~o conventional bending operations to produce the element l~ This can then be surface-treated l the init1al sheet metal stri.p had not been sub,~ecte~ to Such trea~ment.
For mount~n~ purposes a support lattlce a~van~a~eously of wood or possi~ly Jne~al is require~ com~-Jrisin~ a plurality of longitud:lnal mem~ers 9 ~ispose~l parallel to each other~ a~
a d~stance apart substantially e~lual to the d~stance ~etween ~31~8~
those lines on the elements l about wh~ch the upper edge 7 an~ lower edge ~ are l~ent.
The lower left hand roofin~ element is then applied to this lattice and fixed to ~he correspondin~ lon~ltudinal 5 ~ member ~ with screws screwed throu~h the holes 3 and 6 provided in the two lateral ed~es 2 and 5. The horl~ontally adJacent element is then f itted to this element so -that its rearwardly ~ent le~t hand lateral edge 5 enga~es in the ~rontwar-lly bent ri~ht hand eclge ~ o~ thls already fittet~
element an~ is then f1xed to the same lon~itudl.nal mem~er 9 witll ~urther screws tl~r OU~7~1 the holes 3 an~l ~. When the hor i~ontal row of elements is complete tlle overlyin~ l"OW is commenced. The first element ls applied i.n irnbr~cate arran~ement between the two adJacent ælements l posltioned a-t the le~t ~1and en~ o~ tl~e lower r ow so that the hoolcin~
appen~ix 4 of the ~ight l~an(l edsle 2 of the new element engages in the frontwardly J~en~ upper transverse ed~e 7 o~
one of sai~ elernents of the f ir st r ow. This r~r c~cedllre is then r-epeated $or the ad~acent element until the secon~ row is ) Gomplete after which the thlr-d row is applied and sc) on untll that roof pltch is cornplete.
If the roof has two pi~ches t~e two upper rows o~
elements l are conne~ted together by rl~e elemenls lO and ll ~ 3 ~ 0 which en~age in the two ben-t upper edges 7 of tlle element.s of these -two rows, the ridge elements 10, ~1 then ~.~eln~ joined to~ether elther (llrectly ~see fl~ure fi~ or ~y U-sect~on elements 12 ~see flgure 7).
5 ~ ~rom the afo'regolrlg it is apparent that the modular elements according to the invention are extremely advantageous in that:
- they are extremely easy to mount, - they ena)~le roofs of hlsh mechanical stability to be 1 ( constructe~, - they of f er an excellent seal against water an~ wind, - they have a resultant pleasant appearance, - they render the roof vi.rtually i.nsensitive to ther mal expansion l~y cornpletely a}>sorl~ing it, 1~ - they ena~31e roofs to l:~e col-lst~ucted havinL~ excellen~
natural ventilatlon.
Claims (10)
1. A modular roofing element with a substantially rectangular shape, wherein one side edge is bent upwardly in a U-shape and is provided with an appendix at one extremity, the opposite edge is bent downwardly in a similar U-shape and the upper transverse edge is bent upwardly in a U-shape, characterized in that said appendix is located at the lower extrimity of said one side edge and is bent downwardly in a U-shape so that it can engage the bend of said upper transverse edge.
2. An element as claimed in claim 1, characterized in that the two side edges extend upwardly beyond the bent transverse edge to form two appendices for fixing the element to an underlying support lattice.
3. An element as claimed in claim 2, characterized in that the upper appendices of the two side edges comprise a hole through which members are passed for fixing the element to the lattice.
4. An element as claimed in claim 1, characterized in that its lower transverse edge is slightly inclined downwardly.
5. An element as claimed in claim 1, characterized by comprising, in proximity to the upwardly bent side edge, two bends in opposing directions such that the two flanges of said bent edge become disposed symmetrically about the general plane of the element.
6. An element as claimed in claim 1, characterized by being of sheet metal construction.
7. An element as claimed in claim 6, characterized by being of cooper construction.
8. An element as claimed in claim 6, characterized by being of aluminium construction.
9. An element as claimed in claim 8, characterized by being of coloured aluminium construction.
10. An element as claimed in claim 1, characterized by being of prepainted sheet metal construction.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT8861942U IT216175Z2 (en) | 1988-07-15 | 1988-07-15 | MODULAR ELEMENT FOR THE CONSTRUCTION OF ROOFS. |
| IT61942B/88 | 1988-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1314680C true CA1314680C (en) | 1993-03-23 |
Family
ID=11292918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000605630A Expired - Fee Related CA1314680C (en) | 1988-07-15 | 1989-07-13 | Modular roofing element |
Country Status (15)
| Country | Link |
|---|---|
| EP (2) | EP0350587B1 (en) |
| JP (1) | JPH0776475B2 (en) |
| AT (1) | ATE75799T1 (en) |
| AU (1) | AU3545089A (en) |
| CA (1) | CA1314680C (en) |
| DE (1) | DE68901420D1 (en) |
| DK (1) | DK166737B1 (en) |
| ES (1) | ES2031655T3 (en) |
| FI (1) | FI92744C (en) |
| GR (1) | GR3005077T3 (en) |
| IE (1) | IE61648B1 (en) |
| IT (1) | IT216175Z2 (en) |
| NO (1) | NO174064C (en) |
| PT (2) | PT91150A (en) |
| WO (1) | WO1990000654A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19840795A1 (en) * | 1998-09-08 | 2000-03-09 | Km Europa Metal Ag | Cover for roofs or facades |
| WO2006005339A1 (en) * | 2004-07-08 | 2006-01-19 | Decra A/S | A tile which is to be used for covering surfaces |
| ITVE20050010A1 (en) * | 2005-03-01 | 2006-09-02 | Polinext S R L | TILE |
| MX369647B (en) * | 2015-02-04 | 2019-11-15 | Building Mat Investment Corp | Roofing panels. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR509081A (en) * | 1920-01-24 | 1920-10-30 | Raymond Duguet | Advanced tiles |
| DE879762C (en) * | 1950-11-25 | 1953-06-15 | Florian Meinzer | Roof plate, preferably made of aluminum |
| US2882840A (en) * | 1956-02-01 | 1959-04-21 | George F Waske | Shingle construction |
| US2830546A (en) * | 1956-04-13 | 1958-04-15 | Dondeville Proudcts Co Inc | Shingle |
| DE1708975A1 (en) * | 1966-07-13 | 1971-05-13 | Gumersindo Novoa Martinez | Roof plate |
-
1988
- 1988-07-15 IT IT8861942U patent/IT216175Z2/en active
-
1989
- 1989-05-10 AU AU35450/89A patent/AU3545089A/en not_active Abandoned
- 1989-05-10 WO PCT/EP1989/000513 patent/WO1990000654A1/en active IP Right Grant
- 1989-05-10 JP JP1504901A patent/JPH0776475B2/en not_active Expired - Fee Related
- 1989-05-10 EP EP89108429A patent/EP0350587B1/en not_active Expired - Lifetime
- 1989-05-10 AT AT89108429T patent/ATE75799T1/en not_active IP Right Cessation
- 1989-05-10 ES ES198989108429T patent/ES2031655T3/en not_active Expired - Lifetime
- 1989-05-10 DE DE8989108429T patent/DE68901420D1/en not_active Expired - Lifetime
- 1989-05-10 EP EP89905655A patent/EP0424401A1/en active Pending
- 1989-05-10 IE IE189089A patent/IE61648B1/en not_active IP Right Cessation
- 1989-07-13 CA CA000605630A patent/CA1314680C/en not_active Expired - Fee Related
- 1989-07-13 PT PT91150A patent/PT91150A/en unknown
- 1989-11-09 PT PT8108U patent/PT8108Y/en not_active IP Right Cessation
-
1991
- 1991-01-10 NO NO910114A patent/NO174064C/en not_active IP Right Cessation
- 1991-01-11 FI FI910162A patent/FI92744C/en active
- 1991-01-14 DK DK006591A patent/DK166737B1/en not_active IP Right Cessation
-
1992
- 1992-07-01 GR GR920401421T patent/GR3005077T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI92744C (en) | 1994-12-27 |
| IT8861942V0 (en) | 1988-07-15 |
| GR3005077T3 (en) | 1993-05-24 |
| DE68901420D1 (en) | 1992-06-11 |
| PT8108Y (en) | 1992-10-30 |
| DK166737B1 (en) | 1993-07-05 |
| EP0424401A1 (en) | 1991-05-02 |
| FI910162A0 (en) | 1991-01-11 |
| FI92744B (en) | 1994-09-15 |
| DK6591A (en) | 1991-02-26 |
| JPH0776475B2 (en) | 1995-08-16 |
| IE61648B1 (en) | 1994-11-16 |
| ES2031655T3 (en) | 1992-12-16 |
| NO174064B (en) | 1993-11-29 |
| EP0350587B1 (en) | 1992-05-06 |
| PT8108U (en) | 1990-02-08 |
| WO1990000654A1 (en) | 1990-01-25 |
| EP0350587A1 (en) | 1990-01-17 |
| DK6591D0 (en) | 1991-01-14 |
| NO910114D0 (en) | 1991-01-10 |
| ATE75799T1 (en) | 1992-05-15 |
| JPH03506055A (en) | 1991-12-26 |
| IT216175Z2 (en) | 1991-05-09 |
| PT91150A (en) | 1990-02-08 |
| NO174064C (en) | 1994-03-09 |
| IE891890L (en) | 1990-01-15 |
| NO910114L (en) | 1991-01-10 |
| AU3545089A (en) | 1990-02-05 |
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