US Patent: 2,662,568
|
| Multiple Blade Screw Driver
|
|
Patentee:
|
|
| Raymond P. Lavietes (exact or similar names) - Shelton, CT |
|
|
Patent Dates:
|
| Applied: |
Jul. 15, 1949 |
| Granted: |
Dec. 15, 1953 |
|
Patent Pictures:
|
|
Raymond P. Lavietes patent Dec. 15, 1953 |
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward
Steve Gosselin
|
|
Description: |
| Four blades, each of which can be extended straight or set at right angle to the handle. The FOUR-IN-ONE screwdriver was described and pictured in April 1952 POPULAR MECHANICS.
By 1964, an updated version of the screwdriver appears as a combination of two straight and one "recessed head" screwdrivers on a reversible ratchet VERSATOOL 6-in-One screwdriver from Shelton Products, Inc. -- (see also patent no. 2,989,881 and 3799226).
Compare the blades to those in the BILLINGS & SPENCER multi-blade screwdriver based on patent no. 554,046. The specifications also cited patent nos. 195,319, 537,246, 750,182 and 1,656,259 as references.
Wooster & Davis - patent attorneys
|
|
