USD793830S1 - Skate blade sharpening system - Google Patents
Skate blade sharpening system Download PDFInfo
- Publication number
- USD793830S1 USD793830S1 US29/532,597 US201529532597F USD793830S US D793830 S1 USD793830 S1 US D793830S1 US 201529532597 F US201529532597 F US 201529532597F US D793830 S USD793830 S US D793830S
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- US
- United States
- Prior art keywords
- skate blade
- blade sharpening
- sharpening system
- skate
- view
- 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.)
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Claims (1)
- The ornamental design for a skate blade sharpening system, as shown.
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29/532,597 USD793830S1 (en) | 2015-07-08 | 2015-07-08 | Skate blade sharpening system |
| CA3185411A CA3185411A1 (en) | 2014-10-24 | 2015-10-23 | Skate blade sharpening system |
| PCT/US2015/057078 WO2016065237A2 (en) | 2014-10-24 | 2015-10-23 | Skate blade sharpening system |
| CA3002960A CA3002960C (en) | 2014-10-24 | 2015-10-23 | Skate blade sharpening system |
| US15/494,412 US10300574B2 (en) | 2014-10-24 | 2017-04-21 | Skate blade sharpening system |
| US16/424,294 US11919119B2 (en) | 2014-10-24 | 2019-05-28 | Skate blade sharpening system |
| US18/595,269 US12508684B2 (en) | 2014-10-24 | 2024-03-04 | Skate blade sharpening system |
| US18/884,015 US12186854B1 (en) | 2014-10-24 | 2024-09-12 | Skate blade sharpening system |
| US18/895,790 US12214467B2 (en) | 2014-10-24 | 2024-09-25 | Skate blade sharpening system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29/532,597 USD793830S1 (en) | 2015-07-08 | 2015-07-08 | Skate blade sharpening system |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US14/723,564 Continuation-In-Part US9573236B2 (en) | 2014-10-24 | 2015-05-28 | Skate blade sharpening system with alignment adjustment using alignment wheel |
Related Child Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US14/723,564 Continuation-In-Part US9573236B2 (en) | 2014-10-24 | 2015-05-28 | Skate blade sharpening system with alignment adjustment using alignment wheel |
| US14/805,772 Continuation-In-Part US9352444B2 (en) | 2014-10-24 | 2015-07-22 | Skate blade sharpening system with protective covers |
| PCT/US2015/057078 Continuation-In-Part WO2016065237A2 (en) | 2014-10-24 | 2015-10-23 | Skate blade sharpening system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| USD793830S1 true USD793830S1 (en) | 2017-08-08 |
Family
ID=59411430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US29/532,597 Active USD793830S1 (en) | 2014-10-24 | 2015-07-08 | Skate blade sharpening system |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | USD793830S1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9902035B2 (en) | 2014-10-24 | 2018-02-27 | Velasa Sports, Inc. | Compact grinding wheel |
| US10300574B2 (en) | 2014-10-24 | 2019-05-28 | Velasa Sports, Inc. | Skate blade sharpening system |
| US11806826B2 (en) | 2019-09-11 | 2023-11-07 | Prosharp Inc. | Automatic blade holder |
| US11878386B2 (en) | 2019-09-11 | 2024-01-23 | Prosharp Inc. | Automatic blade holder |
| US11969851B2 (en) | 2020-07-31 | 2024-04-30 | Velasa Sports, Inc. | Skate blade sharpening system |
| US12179087B2 (en) | 2013-03-11 | 2024-12-31 | Bauer Hockey Llc | Skate with injected boot form |
Citations (111)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1219004A (en) | 1915-08-16 | 1917-03-13 | Harry E Kalanquin | Skate-clamp. |
| US2114967A (en) | 1936-09-19 | 1938-04-19 | American Floor Surfacing Mach | Surfacing machine |
| US2438543A (en) | 1945-01-08 | 1948-03-30 | Jack Shaw | Abrading machine |
| US2563018A (en) | 1947-01-15 | 1951-08-07 | Fello Joseph | Ice skate grinding machine |
| US2599952A (en) | 1951-06-04 | 1952-06-10 | Strayer Wilfred | Grinding wheel blower |
| US2722792A (en) | 1953-06-22 | 1955-11-08 | Continental Machines | Water cooled grinding wheel |
| US2775075A (en) | 1949-02-16 | 1956-12-25 | G M Lab Inc | Knife sharpener |
| US2819568A (en) | 1957-04-18 | 1958-01-14 | John N Kasick | Grinding wheel |
| US2990661A (en) | 1958-07-10 | 1961-07-04 | Donald P Hackett | Backing disk for abrasive sheet |
| US3118256A (en) | 1964-01-21 | de witt | ||
| US3259959A (en) | 1963-10-23 | 1966-07-12 | Alton E Tobey | Air cooled rasp |
| US3574975A (en) | 1967-11-13 | 1971-04-13 | Erich P Liss | Dry grinding warp preventer |
| US3650073A (en) | 1970-02-16 | 1972-03-21 | Charles Weisman | Iceskate blade sharpening machine and method of using said machine for sharpening iceskate blades |
| US3735533A (en) | 1971-02-12 | 1973-05-29 | Merco Int Ltd | Sharpening of ice skates |
| US3742655A (en) | 1972-01-14 | 1973-07-03 | Oliver Inc L | Abrading wheel |
| US3756796A (en) | 1967-12-13 | 1973-09-04 | Super Cut | Method of forming a peripheral grinding wheel |
| US3789551A (en) | 1972-02-28 | 1974-02-05 | Custom Radius Corp | Skate sharpening devices |
| US3800632A (en) | 1970-05-01 | 1974-04-02 | J Juranitch | Blade sharpening guide |
| US3839828A (en) | 1973-02-21 | 1974-10-08 | R Arnold | Method and apparatus for sharpening skates |
| US3881280A (en) | 1974-10-29 | 1975-05-06 | Arnold M Thompson | Ice skate sharpening device with a floating skate guiding member |
| US3988124A (en) | 1975-06-26 | 1976-10-26 | Babcock Roger M | Skate sharpening machine |
| US3988865A (en) | 1973-03-02 | 1976-11-02 | Charles Weisman | Clamp and jig for use therewith |
| US4055026A (en) | 1974-12-30 | 1977-10-25 | Zwicker Homer A | Clamp for holding ice skate while grinding blade |
| US4078337A (en) | 1977-01-10 | 1978-03-14 | Chiasson Robert H | Apparatus for sharpening ice skate blades and the like |
| US4094101A (en) | 1976-04-01 | 1978-06-13 | Bertrand Robinson | Ice-skate sharpener |
| US4235050A (en) | 1978-07-13 | 1980-11-25 | Universal Skate Sharpener Ltd. | Skate sharpening apparatus |
| US4235052A (en) | 1979-01-08 | 1980-11-25 | Guidry Joseph L | Fan disc |
| US4271635A (en) | 1978-11-29 | 1981-06-09 | Szalay John J | Ice skate-sharpening apparatus |
| US4516357A (en) | 1983-02-15 | 1985-05-14 | Paul Gach | Coolant supply apparatus for a grinding tool |
| US4534134A (en) | 1983-06-10 | 1985-08-13 | Universal Skate Sharpeners Ltd. | Ice skate sharpening machine |
| US4549372A (en) | 1980-04-02 | 1985-10-29 | De Beers Industrial Diamond Division (Proprietary) Limited | Grinding wheel |
| US4558541A (en) | 1983-06-10 | 1985-12-17 | Universal Skate Sharpeners Ltd. | Ice skate sharpening method |
| US4570387A (en) | 1983-05-27 | 1986-02-18 | Toyoda Koki Kabushiki Kaisha | Centerless grinding machine |
| US4615149A (en) | 1984-05-23 | 1986-10-07 | Toyoda Koki Kabushiki Kaisha | Feed control apparatus for grinding machine |
| US4615144A (en) | 1984-08-09 | 1986-10-07 | Peacock Wally E | Portable skate sharpener |
| CA1229985A (en) | 1984-07-16 | 1987-12-08 | Norman Paquette | Skate clamp |
| US4722152A (en) | 1984-09-03 | 1988-02-02 | Robert Ek | Method and apparatus for grinding the sliding surface of skates |
| US4756125A (en) | 1987-02-02 | 1988-07-12 | Kadnar Frank W | Skate blade sharpening device |
| US4967515A (en) | 1988-07-28 | 1990-11-06 | Toyoda Koki Kabushiki Kaisha | Numerically controlled grinding machine |
| US5009039A (en) | 1987-07-17 | 1991-04-23 | Svenska Skatebox Ab | Skate sharpening device |
| US5127194A (en) | 1990-08-10 | 1992-07-07 | Jobin Jeane Pierre | Apparatus for sharpening the blade of a skate |
| US5129190A (en) | 1990-10-31 | 1992-07-14 | Eaton Corporation | Machining and apparatus |
| USD328305S (en) * | 1989-10-09 | 1992-07-28 | Wong Alex Y K | Air compressor |
| US5177901A (en) | 1988-11-15 | 1993-01-12 | Smith Roderick L | Predictive high wheel speed grinding system |
| US5259148A (en) | 1991-11-12 | 1993-11-09 | Wiand Ronald C | Ring generator wheel with improved coolant flow |
| US5547416A (en) | 1994-08-26 | 1996-08-20 | Timms; Alfred R. | Skate sharpening gauge |
| US5562526A (en) | 1993-03-29 | 1996-10-08 | Toyoda Koki Kabushiki Kaisha | Method and apparatus for grinding a workpiece |
| US5591069A (en) | 1994-11-14 | 1997-01-07 | Wurthman; Michael H. | Portable blade sharpener for ice skates |
| US5601473A (en) | 1993-12-03 | 1997-02-11 | M.J.S. Manufacturing, Inc. | Skate sharpening apparatus and method |
| US5823854A (en) | 1996-05-28 | 1998-10-20 | Industrial Technology Research Institute | Chemical-mechanical polish (CMP) pad conditioner |
| US5897428A (en) | 1997-02-04 | 1999-04-27 | Sakcriska; Glenn | Device for contouring and sharpening ice skate blades |
| CA2260531A1 (en) | 1998-02-27 | 1999-08-27 | George J. Balastik | Device for bringing object to be sharpened into contact with grinding wheel |
| US5989114A (en) | 1997-10-21 | 1999-11-23 | Unova Ip Corp. | Composite grinding and buffing disc with flexible rim |
| US6116989A (en) | 1998-01-16 | 2000-09-12 | Balastik; George Jiri | Apparatus for dressing a grinding disc |
| US20020009964A1 (en) | 2000-07-22 | 2002-01-24 | Deere & Company, Delaware Corporation | Grinding arrangement |
| CA2323321A1 (en) | 2000-10-17 | 2002-04-17 | Guspro Inc. | Dressing apparatus for grinding wheels |
| US6422934B1 (en) | 1999-05-21 | 2002-07-23 | Murray David Wilson | Skate sharpener |
| US6602109B1 (en) | 1998-12-16 | 2003-08-05 | University Of Massachusetts | Grinding wheel system |
| US20030156401A1 (en) | 2002-02-21 | 2003-08-21 | Big Daishowa Seiki Co., Ltd. | Information-holding unit |
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| US20050130571A1 (en) | 2003-12-16 | 2005-06-16 | August Sunnen | Self-centering skate holder |
| US7018280B2 (en) * | 2004-06-07 | 2006-03-28 | Black & Decker Inc. | Sanding apparatus |
| US20060159533A1 (en) | 2004-12-17 | 2006-07-20 | Zeiler Jeffrey M | Smart accessories for power tools |
| USD525936S1 (en) * | 2003-10-24 | 2006-08-01 | Smc Kabushiki Kaisha | Signal input device |
| US20060183411A1 (en) | 2005-02-16 | 2006-08-17 | Robert Moon | Portable skate sharpener |
| USD527225S1 (en) * | 2005-04-28 | 2006-08-29 | Vector Products, Inc. | Combined rechargeable travel cooler and warmer |
| US7104876B1 (en) * | 2005-06-21 | 2006-09-12 | Kun-Meng Lin | Cutter-grinder |
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| US7121932B2 (en) * | 2004-07-06 | 2006-10-17 | Ming-Ko Liao | Portable drill sharpener |
| US20070054598A1 (en) | 2003-10-22 | 2007-03-08 | Nippei Toyama Corporation | Locking mechanism of linear motor travel slider and processing machine |
| US7220161B2 (en) | 2004-08-20 | 2007-05-22 | Magnus Eriksson | Automatic sharpening system for ice-skates |
| US7387562B1 (en) * | 2007-04-04 | 2008-06-17 | Gary Joseph Blum | Blade sharpening device |
| US20080176496A1 (en) | 2007-01-24 | 2008-07-24 | Hung-Nung Tasi | Knife Sharpener |
| US20080280548A1 (en) | 2007-05-10 | 2008-11-13 | Murray David Wilson | Ice skate blade sharpening machine |
| USD594952S1 (en) * | 2008-04-21 | 2009-06-23 | Smc Corporation | Control unit for ionizer |
| USD595318S1 (en) * | 2007-10-12 | 2009-06-30 | Tecomec S.P.A. | Bench chain grinder |
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| US20100125362A1 (en) | 2008-11-20 | 2010-05-20 | Disney Enterprises, Inc. | Self-service beverage and snack dispensing using identity-based access control |
| US20110169233A1 (en) | 2007-05-10 | 2011-07-14 | 1339513 Ontario Ltd. | Ice skate blades and sharpening machines |
| US20110201257A1 (en) * | 2010-02-15 | 2011-08-18 | Walker Shane R | Adjustable knife sharpener |
| US20120108151A1 (en) | 2010-11-02 | 2012-05-03 | Jason Swist | Multiple Blade Sharpening Apparatus and Method |
| US8197304B2 (en) * | 2007-09-27 | 2012-06-12 | Woodpeckers, Inc. | Method and apparatus for sharpening a tool blade |
| US20120190279A1 (en) | 2011-01-24 | 2012-07-26 | Giovanni Ficai | Ventilating insert for abrasive tools |
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| US8430723B2 (en) | 2009-04-23 | 2013-04-30 | Guspro Inc. | Contour guide for ice skate sharpener |
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| USD725453S1 (en) * | 2013-02-28 | 2015-03-31 | American Learning Systems, Inc. | Blade sharpener housing |
| US9114498B1 (en) | 2014-10-24 | 2015-08-25 | Velasa Sports, Inc. | Skate blade sharpening system with protective covers |
| US20150367224A1 (en) | 2014-06-20 | 2015-12-24 | Magna Closures Inc. | Skate sharpening fixture |
| US9242330B1 (en) | 2014-10-24 | 2016-01-26 | Velasa Sports, Inc. | Skate blade sharpening system with alignment visualization and adjustment |
| US20160114464A1 (en) | 2014-10-24 | 2016-04-28 | Velasa Sports, Inc. | Grinding wheel arbor |
| US20160114451A1 (en) | 2014-10-24 | 2016-04-28 | Velasa Sports, Inc. | Skate blade retention mechanism |
| US20160114454A1 (en) | 2014-10-24 | 2016-04-28 | Velasa Sports, Inc. | Grinding wheel with identification tag |
| US20160114452A1 (en) | 2014-10-24 | 2016-04-28 | Velasa Sports, Inc. | Skate blade retention mechanism with jaw guides |
| US20160114450A1 (en) | 2014-10-24 | 2016-04-28 | Velasa Sports, Inc. | Compact grinding wheel |
| WO2016065237A2 (en) | 2014-10-24 | 2016-04-28 | Velasa Sports, Inc. | Skate blade sharpening system |
| US9339911B2 (en) | 2013-11-19 | 2016-05-17 | Eriksson Teknik Ab | Method for automatic sharpening of a blade |
| USD757514S1 (en) * | 2014-10-21 | 2016-05-31 | Tecomec S.R.L. | Chainsaw sharpener |
| USD772670S1 (en) * | 2015-03-20 | 2016-11-29 | Cembre S.P.A. | Tool |
| US9573236B2 (en) | 2015-05-28 | 2017-02-21 | Velasa Sports, Inc. | Skate blade sharpening system with alignment adjustment using alignment wheel |
-
2015
- 2015-07-08 US US29/532,597 patent/USD793830S1/en active Active
Patent Citations (123)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3118256A (en) | 1964-01-21 | de witt | ||
| US1219004A (en) | 1915-08-16 | 1917-03-13 | Harry E Kalanquin | Skate-clamp. |
| US2114967A (en) | 1936-09-19 | 1938-04-19 | American Floor Surfacing Mach | Surfacing machine |
| US2438543A (en) | 1945-01-08 | 1948-03-30 | Jack Shaw | Abrading machine |
| US2563018A (en) | 1947-01-15 | 1951-08-07 | Fello Joseph | Ice skate grinding machine |
| US2775075A (en) | 1949-02-16 | 1956-12-25 | G M Lab Inc | Knife sharpener |
| US2599952A (en) | 1951-06-04 | 1952-06-10 | Strayer Wilfred | Grinding wheel blower |
| US2722792A (en) | 1953-06-22 | 1955-11-08 | Continental Machines | Water cooled grinding wheel |
| US2819568A (en) | 1957-04-18 | 1958-01-14 | John N Kasick | Grinding wheel |
| US2990661A (en) | 1958-07-10 | 1961-07-04 | Donald P Hackett | Backing disk for abrasive sheet |
| US3259959A (en) | 1963-10-23 | 1966-07-12 | Alton E Tobey | Air cooled rasp |
| US3574975A (en) | 1967-11-13 | 1971-04-13 | Erich P Liss | Dry grinding warp preventer |
| US3756796A (en) | 1967-12-13 | 1973-09-04 | Super Cut | Method of forming a peripheral grinding wheel |
| US3650073A (en) | 1970-02-16 | 1972-03-21 | Charles Weisman | Iceskate blade sharpening machine and method of using said machine for sharpening iceskate blades |
| US3800632A (en) | 1970-05-01 | 1974-04-02 | J Juranitch | Blade sharpening guide |
| US3735533A (en) | 1971-02-12 | 1973-05-29 | Merco Int Ltd | Sharpening of ice skates |
| US3742655A (en) | 1972-01-14 | 1973-07-03 | Oliver Inc L | Abrading wheel |
| US3789551A (en) | 1972-02-28 | 1974-02-05 | Custom Radius Corp | Skate sharpening devices |
| US3839828A (en) | 1973-02-21 | 1974-10-08 | R Arnold | Method and apparatus for sharpening skates |
| US3988865A (en) | 1973-03-02 | 1976-11-02 | Charles Weisman | Clamp and jig for use therewith |
| US3881280A (en) | 1974-10-29 | 1975-05-06 | Arnold M Thompson | Ice skate sharpening device with a floating skate guiding member |
| US4055026A (en) | 1974-12-30 | 1977-10-25 | Zwicker Homer A | Clamp for holding ice skate while grinding blade |
| US3988124A (en) | 1975-06-26 | 1976-10-26 | Babcock Roger M | Skate sharpening machine |
| US4094101A (en) | 1976-04-01 | 1978-06-13 | Bertrand Robinson | Ice-skate sharpener |
| US4078337A (en) | 1977-01-10 | 1978-03-14 | Chiasson Robert H | Apparatus for sharpening ice skate blades and the like |
| US4235050A (en) | 1978-07-13 | 1980-11-25 | Universal Skate Sharpener Ltd. | Skate sharpening apparatus |
| CA1118514A (en) | 1978-07-13 | 1982-02-16 | James H. Hannaford | Skate sharpening apparatus |
| US4271635A (en) | 1978-11-29 | 1981-06-09 | Szalay John J | Ice skate-sharpening apparatus |
| US4235052A (en) | 1979-01-08 | 1980-11-25 | Guidry Joseph L | Fan disc |
| US4549372A (en) | 1980-04-02 | 1985-10-29 | De Beers Industrial Diamond Division (Proprietary) Limited | Grinding wheel |
| US4516357A (en) | 1983-02-15 | 1985-05-14 | Paul Gach | Coolant supply apparatus for a grinding tool |
| US4570387A (en) | 1983-05-27 | 1986-02-18 | Toyoda Koki Kabushiki Kaisha | Centerless grinding machine |
| US4534134A (en) | 1983-06-10 | 1985-08-13 | Universal Skate Sharpeners Ltd. | Ice skate sharpening machine |
| US4558541A (en) | 1983-06-10 | 1985-12-17 | Universal Skate Sharpeners Ltd. | Ice skate sharpening method |
| US4615149A (en) | 1984-05-23 | 1986-10-07 | Toyoda Koki Kabushiki Kaisha | Feed control apparatus for grinding machine |
| CA1229985A (en) | 1984-07-16 | 1987-12-08 | Norman Paquette | Skate clamp |
| US4615144A (en) | 1984-08-09 | 1986-10-07 | Peacock Wally E | Portable skate sharpener |
| US4722152A (en) | 1984-09-03 | 1988-02-02 | Robert Ek | Method and apparatus for grinding the sliding surface of skates |
| US4756125A (en) | 1987-02-02 | 1988-07-12 | Kadnar Frank W | Skate blade sharpening device |
| US5009039A (en) | 1987-07-17 | 1991-04-23 | Svenska Skatebox Ab | Skate sharpening device |
| US4967515A (en) | 1988-07-28 | 1990-11-06 | Toyoda Koki Kabushiki Kaisha | Numerically controlled grinding machine |
| US5177901A (en) | 1988-11-15 | 1993-01-12 | Smith Roderick L | Predictive high wheel speed grinding system |
| USD328305S (en) * | 1989-10-09 | 1992-07-28 | Wong Alex Y K | Air compressor |
| US5127194A (en) | 1990-08-10 | 1992-07-07 | Jobin Jeane Pierre | Apparatus for sharpening the blade of a skate |
| US5129190A (en) | 1990-10-31 | 1992-07-14 | Eaton Corporation | Machining and apparatus |
| US5259148A (en) | 1991-11-12 | 1993-11-09 | Wiand Ronald C | Ring generator wheel with improved coolant flow |
| US5562526A (en) | 1993-03-29 | 1996-10-08 | Toyoda Koki Kabushiki Kaisha | Method and apparatus for grinding a workpiece |
| US5601473A (en) | 1993-12-03 | 1997-02-11 | M.J.S. Manufacturing, Inc. | Skate sharpening apparatus and method |
| US5547416A (en) | 1994-08-26 | 1996-08-20 | Timms; Alfred R. | Skate sharpening gauge |
| US5591069A (en) | 1994-11-14 | 1997-01-07 | Wurthman; Michael H. | Portable blade sharpener for ice skates |
| US5823854A (en) | 1996-05-28 | 1998-10-20 | Industrial Technology Research Institute | Chemical-mechanical polish (CMP) pad conditioner |
| US6626745B1 (en) | 1996-07-05 | 2003-09-30 | Darex Corporation | Precision drill sharpener and grinding wheel assembly therefor |
| US5897428A (en) | 1997-02-04 | 1999-04-27 | Sakcriska; Glenn | Device for contouring and sharpening ice skate blades |
| US5989114A (en) | 1997-10-21 | 1999-11-23 | Unova Ip Corp. | Composite grinding and buffing disc with flexible rim |
| US6116989A (en) | 1998-01-16 | 2000-09-12 | Balastik; George Jiri | Apparatus for dressing a grinding disc |
| CA2260531A1 (en) | 1998-02-27 | 1999-08-27 | George J. Balastik | Device for bringing object to be sharpened into contact with grinding wheel |
| US6602109B1 (en) | 1998-12-16 | 2003-08-05 | University Of Massachusetts | Grinding wheel system |
| US6422934B1 (en) | 1999-05-21 | 2002-07-23 | Murray David Wilson | Skate sharpener |
| CA2309222C (en) | 1999-05-21 | 2003-07-29 | Wolfgang Blach | Skate sharpener |
| US20020009964A1 (en) | 2000-07-22 | 2002-01-24 | Deere & Company, Delaware Corporation | Grinding arrangement |
| CA2323321A1 (en) | 2000-10-17 | 2002-04-17 | Guspro Inc. | Dressing apparatus for grinding wheels |
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| US11969851B2 (en) | 2020-07-31 | 2024-04-30 | Velasa Sports, Inc. | Skate blade sharpening system |
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