Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| D580249 | Circular saw | 11/11/2008 |
| D578416 | Digital laser detector | 10/14/2008 |
| 7426786 | Keyless shoe lock for reciprocating saw The present invention is directed to a keyless shoe lock assembly for a reciprocating saw. The keyless shoe lock assembly is capable of engaging and releasing a shoe bracket for the positional adjustment of a shoe relative to a blade clamp of the reciprocating saw. ... | 09/23/2008 |
| 7418892 | Detachable wrench handle assembly The present invention is directed to a detachable handle assembly for providing a mechanical device capable of utilization in securing and un-securing a work attachment, such as a blade or bit, to a hand-tool. The assembly includes a body portion for grasping, when ... | 09/02/2008 |
| D574861 | Lathe | 08/12/2008 |
| D574275 | Laser | 08/05/2008 |
| D573431 | Drywall sander | 07/22/2008 |
| D572990 | Circular saw | 07/15/2008 |
| D572989 | Circular saw | 07/15/2008 |
| D572120 | Mount | 07/01/2008 |
| D571175 | Band saw | 06/17/2008 |
| 7387655 | Air filtration unit An air filtration unit for use in a work environment includes a housing disposed with an air filtration system and light source. The housing includes a handle and corner caps to prevent damage and provide stability. The air filtration system draws air into the housi... | 06/17/2008 |
| D568705 | Circular saw | 05/13/2008 |
| 7369916 | Drill press A power tool control system connected with a drill press provides a system for determining operational settings for the drill press and/or structural factors of a workpiece to be operated upon by the drill press. For instance, the power tool control system may estab... | 05/06/2008 |
| D567831 | Handle for a saw | 04/29/2008 |
| D567610 | Angle grinder | 04/29/2008 |
| D567612 | Circular saw | 04/29/2008 |
| D567265 | Planer | 04/22/2008 |
| D567269 | Pocket hole jig | 04/22/2008 |
| D567266 | Planer | 04/22/2008 |
| D566350 | Dust collector | 04/08/2008 |
| D565388 | Mount | 04/01/2008 |
| D564546 | Band saw | 03/18/2008 |
| 7343841 | Blade clamp assembly A blade clamp assembly for retaining a rotary blade on the arbor of a rotary tool includes a blade washer for engaging the blade to hold the blade on the arbor and a clamp assembly threaded into the arbor to clamp the blade washer against the blade. The clamp assemb... | 03/18/2008 |
| D562855 | Drum sander | 02/26/2008 |
| D560988 | Reciprocating saw | 02/05/2008 |
| D560696 | Drill press handle | 01/29/2008 |
| D559647 | Power shears | 01/15/2008 |
| 7310886 | Laser level A laser level includes a housing, a pendulum pivotably mounted to the housing and a laser diode assembly disposed on the pendulum. A gimbal assembly is employed for pivotably mounting the pendulum to the housing. The gimbal assembly includes a frame connected to the... | 12/25/2007 |
| 7311029 | Quick-pin blade tensioning device A quick-pin blade tensioning device for a band saw comprises a sliding tension bracket coupled with an upper arm of the band saw. The sliding tension bracket engages an upper band wheel which has a band saw blade coupled to it. A lifting shoe, slidably disposed with... | 12/25/2007 |
| 7296905 | Power tool work light A work light for a power tool. In an exemplary embodiment, the work light includes a generally cylindrical housing constructed for receiving a light source. The housing includes a pin generally transverse to the housing and unitary with such housing. Further, an ele... | 11/20/2007 |
| 7281460 | Positive lock tail stock support for lathe The present invention generally relates to the field of woodworking tools and particularly to an indexing assembly for a lathe. An aspect of the present invention is directed to a lathe, including a frame; a bed coupled with the frame; a head stock configured for me... | 10/16/2007 |
| D551686 | Planer | 09/25/2007 |
| D550729 | Saw | 09/11/2007 |
| D548551 | Caulk gun | 08/14/2007 |
| D546845 | Planer | 07/17/2007 |
| D545152 | Caulk gun | 06/26/2007 |
| D544325 | Angle grinder | 06/12/2007 |
| D541319 | Drill press | 04/24/2007 |
| D541318 | Drill press | 04/24/2007 |