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Class Information
Number: 33/756
Name: Geometrical instruments > Distance measuring > By flexible tape > Cord type
Description: Subject matter wherein a measuring means is in the form of a rope or thread.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7451552 |
Electronic measuring tape |
Nov. 18, 2008 |
| 7395609 |
3-dimensional cable guide and cable based position transducer |
Jul. 8, 2008 |
| 7146743 |
Length measuring instrument |
Dec. 12, 2006 |
| 7103988 |
Digital measuring instrument having flexible measuring line |
Sep. 12, 2006 |
| 7059064 |
Measuring device |
Jun. 13, 2006 |
| 6978553 |
Right angle measuring device |
Dec. 27, 2005 |
| 6931743 |
Chalk line with selectively adjustable tip |
Aug. 23, 2005 |
| 6895679 |
Chalk line with handle reservoir |
May. 24, 2005 |
| 6877245 |
Measuring device |
Apr. 12, 2005 |
| 6868620 |
Digital measuring instrument having flexible measuring line |
Mar. 22, 2005 |
| 6785973 |
Measuring device comprising a movable measuring probe |
Sep. 7, 2004 |
| 6543152 |
Measuring cable travel sensor |
Apr. 8, 2003 |
| 6499225 |
Measuring cable-path sensor |
Dec. 31, 2002 |
| 6381863 |
Measuring cable travel sensor |
May. 7, 2002 |
| 6357133 |
Flexible rule rewinding device |
Mar. 19, 2002 |
| 6349482 |
Three position locking mechanism for a tape measure |
Feb. 26, 2002 |
| 6347462 |
Measuring cable travel sensor with housing |
Feb. 19, 2002 |
| 6253456 |
Basketball court layout device and method |
Jul. 3, 2001 |
| 6217077 |
Scoring system for horned and antlered game animals |
Apr. 17, 2001 |
| 6168107 |
Restraining means for limiting speeds of a measuring cable returning to a linear transducer which is a cable extension transducer |
Jan. 2, 2001 |
| 6154975 |
Measuring cable travel sensor for sensing travel of a moveable body under differential pressure conditions |
Dec. 5, 2000 |
| 6082014 |
Chalk line end |
Jul. 4, 2000 |
| 6023849 |
Laser beam focus and alignment method |
Feb. 15, 2000 |
| 6016609 |
Eze glide fish tape reel assembly |
Jan. 25, 2000 |
| 5950318 |
Laser beam focus and alignment method and apparatus |
Sep. 14, 1999 |
| 5937532 |
Releasable hook |
Aug. 17, 1999 |
| 5878505 |
Device for marking a measuring point |
Mar. 9, 1999 |
| 5761822 |
Measuring cord displacement transducer with shell-like housing |
Jun. 9, 1998 |
| 5603717 |
Method and apparatus for simplifying total hip arthroplasty |
Feb. 18, 1997 |
| 5581901 |
Lifesaving apparatus |
Dec. 10, 1996 |
| 5509616 |
Retractable chalk line device |
Apr. 23, 1996 |
| 5383285 |
Scale usable as life line |
Jan. 24, 1995 |
| 5286972 |
Photoelectric line measuring device with digital display |
Feb. 15, 1994 |
| 5280921 |
Sporting field layout system |
Jan. 25, 1994 |
| 5212875 |
Chalk line assembly having multiple lines and a motorized winding mechanism |
May. 25, 1993 |
| 5042613 |
Safety tracer for fire fighters |
Aug. 27, 1991 |
| 5042159 |
Chalk line retraction device |
Aug. 27, 1991 |
| 5036613 |
Portable gun range apparatus |
Aug. 6, 1991 |
| 5014437 |
Structure of an ink cup |
May. 14, 1991 |
| 4921507 |
Layout device |
May. 1, 1990 |
| 4819337 |
Chalk line marking device |
Apr. 11, 1989 |
| 4813145 |
Automatically retracting chalk line assemble |
Mar. 21, 1989 |
| 4773162 |
Mini electric inking box |
Sep. 27, 1988 |
| 4768290 |
Portable distance measuring device with pull out measuring filament |
Sep. 6, 1988 |
| 4765557 |
Chalk snap string device having improved brake means |
Aug. 23, 1988 |
| 4130940 |
Boom length sensing and indicating system with self-synchronization |
Dec. 26, 1978 |
| 4037326 |
Trolling apparatus |
Jul. 26, 1977 |
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