Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Roller bit
D273680 Roller bit
Patent Drawings:Drawing: D273680-2    Drawing: D273680-3    Drawing: D273680-4    Drawing: D273680-5    
« 1 »

(4 images)

Inventor: Kangas
Date Issued: May 1, 1984
Application: 06/257,874
Filed: April 27, 1981
Inventors: Kangas; Karl-Erik (Fagersta, SE)
Assignee: Fagersta AB (Fagersta, SE)
Primary Examiner: Burke; Wallace R.
Assistant Examiner: Gitlin; Suzanne N.
Attorney Or Agent: Larson and Taylor
U.S. Class: D15/21
Field Of Search: D15/138; D15/239; D15/21; 175/329; 175/336; 175/374; 175/377; 175/378
International Class:
U.S Patent Documents: D265205; 2687875; 3442342; 4187922; 4343371
Foreign Patent Documents:
Other References:









Abstract:
Claim: The ornamental design for a roller bit, as shown and described.
Description: FIG. 1 is a top plan view of a roller bit showing my new design.

FIG. 2 is a side elevational view taken in the direction of any one of the three arrows 2 in FIG. 1;

FIG. 3 is a side elevational view taken in the direction of any one of the three arrows 3 in FIG. 1.

FIG. 4 is a bottom plan view thereof.

* * * * *
 
 
  Recently Added Patents
Sensor interface engineering
Monitoring heap in real-time by a mobile agent to assess performance of virtual machine
Quantum dot template for fast and simultaneous detection of different infectious agents
Domain isolation through virtual network machines
Emulsions containing arylboronic acids and medical articles made therefrom
Sabatier process and apparatus for controlling exothermic reaction
Positioning vehicles to improve quality of observations at intersections
  Randomly Featured Patents
Fungicidal cyclohexylamines
Exhaust muffler for an internal combustion engine
Cleated boot for marine seismic cables
Seismic rated battery racking system
Systems and methods for managing stalled storage devices
Method for determining the antimicrobial agent sensitivity of a nonparaffinophilic microorganism and an associated apparatus
Alternating current generator
Method and system for patient-specific modeling of blood flow
Method for manufacturing semiconductor devices
Towing assembly