| Title: | All-function quick multiplying and dividing calculation digital accumulating assembly | ||
| Application Number: | 02107648 | Application Date: | 2002.03.20 |
| Publication Number: | 1372178 | Publication Date: | 2002.10.02 |
| Approval Pub. Date: | Granted Pub. Date: | 2006.02.22 | |
| International Classifi-cation: | G06C1/00 | ||
| Applicant(s) Name: | Hua Guang | Address: | 363000 |
| Inventor(s) Name: | |||
| Attorney & Agent: | ma yingsen | ||
|
|
|
||
Abstract: |
|||
| This invention relates to an instrument of any mutibits multiplication and division quick calculating bit-odd combination manually contains the natural numbers single odds for bit odd combination or: the mechanism of combination with 10 sheet of tables according to natural numbers 0 to 9 permutation, mutual-imposition for the same bit and set at least 3 rows of combination numbers table in the order from high bits to low bits with detecting piece displays 0 to 9 at the end of each row, and marks for factor/quotient at the natural numbers single odds above the combination organization, the turnover organization of combination organization with the advantages of quick caculating, accurate result and a popular instrument. | |||
|
|
|||
| Time: | 7 | ||
<- Previous Patent:Digital photo album with image en...
| Next Patent:Determining method and appts. for... ->
|
|||